The Tech Storror

Types of mobile memory cards: 1. SDSC ➤ Security Digital Standard Capacity 2. SDHC ➤ Standard Digital High Capacity  3. SDXC ➤ Standard Digital Extended Capacity  4. SDUC ➤ Standard Digital Universal Capacity   Many memories are written like (2), (3), (4). This means how fast it can perform copy and paste operations when this memory is connected to a computer.

Some of the popular freelancing marketplaces are: 1. Fiverr 2. Upwork  3. Freelancer  4. ThemeForest 5. Peopleperour 6. Creative Market  7. 99Designs  8. SeoCleark  9. Guru.com 10. iwritter 11. depositphotos

IP Address Explained: *IP or Internet protocol. With its help we can connect from one PC to another PC to one device to another device. You need to know IP address to connect from PC to other PC. There are two types of IP address: 1. Dynamic Addness 2. Static IP Address For IP Address four Digit. And 3 digits and 4 digit IP Address. There are numbers from 0 to 255. With the help of IP Address we can transfer information & Data. If you search Google by writing My IP Address, your IP Address will be displayed. 1. Static IP Address: Static IP address is less in number. Because what IP address companies do is share a small number of IP addresses among many customers. Due to which they can provide many services in less time. People who do VPN or gaming have such IP. Static IP address is more insecure than Dynamic Ip Address. 2. Dynamic IP Address: Dynamic IP Address is an IP Address that you can easily change. It remains valid with you for a specified period of time. Dynamic IP Address...

Some popular cloud services: 1. Google Drive  2. OneDrive  3. DropBox  4. Mega  5. Sync

  Payment Gateway * Payment gateway is the one kind of financial services which is provided by a specific software. Companies use payment gateways to accept payments online from their clients. There are many companies in the country and abroad who provide you payment gateway services. The payment gateway service company will give you a software access. That software should connect with your software or website. It can be Android App, Ios App or Windows App etc. And if it is successfully added to your software or website, then your client can easily pay you through that app or website. Clients can pay you by BKash, Rocket, Cash, Credit Card, Mastercard. And this is the main advantage of payment gateway. Some of the payment gateway service providers around the world are: 1. Paypal 2. Stripe 3. 2checkout et cetera. Clients will payment you  with the connected software is comprised  in your website as  payment gateway. Clients can payment you with Bank, Debit Card, Credi...

Digital Marketing: Digital marketing is the marketing of products using digital media or devices.  Some of the most popular digital marketing topics are: 1. SEO  2. Online Marketing  3. SMM ➤ Social Media Marketing  4. Email Marketing  5. Affiliate Marketing  6. content Marketing  7. Inbound Marketing  8. Online PR  * Some aspects of online advertising are: 1. CPC ➤ Cost per click  2. CPA ➤ Cost per Action  3. CPV ➤ Cost per view  * Some of the ways of content marketing are: 1. Blog post  2. Images  3. Videos  4. Info-graphic  5. Meme  * Some aspects of inbound marketing are: 1. Attract  2. Convert  3. Close  4. Delight

ICO : ICO ➤ Initial coin offering. If something new comes into the market, some offer free tokens to increase the popularity of that coin. Token : Token ➤ Token has no form. Basically the token has no blockchain of its own, it completes transactions using the blockchain of the coin it is based on.

Copyright free image power website is: 1. Unsplash.com 2. pexels.com 3. pixabay.com  4. Bigstock 5. picjumbo.com 6. stocksnap.com

The 12 best apps for mobile YouTubers are: 1. Kinemaster  2. Mobizen 3. Creator Studio  4.Vimage  5. Inshot  6. Du Recorder  7. Entro  8.Photo Editor 9. Android Pro 10. Quick Video Editor  11. Filmora Pro  12. Video Show 

 Youtube Content ID * Content means that a video will have a unit number or an ID number to identify it. This video is identified with that ID. And this is called the content ID of the video. Basically content id is a number that uniquely identifies the video. Each video has a different content ID. What to do to get content ID number: 1. You must have a company for content ID numben. 2. MCN(Multi Channel Network) has to be bought with money for content ID number. Advantages of having Content ID: 1. Sponsorship 2. Solving claims 3. Collaboration 4. Protecting content 5. With Content ID number, the video will not be stolen or anyone can copyright it.   Disadvantages of YouTube Content ID Number or MCN- Multiple channels Network: 1. Revenue Split 2. Fake promise 3. contract 4. Trust          

Is it possible to get the same skills as a CSE engineer without taking CSE? And how can his roadmap be? It is very difficult but not impossible to achieve the same skills as a computer science engineer without studying computer science and engineering. Let's find out what kind of obstacles you will face. 1. CSE is not only taught in engineering courses. Even outside CSE, many ancillary subjects are taught. English, Chemistry, Physics, Tripoli, Accounting, Discrete Mathematics, Other Maths related subjects, Economics, BBA. In a word, many other subjects are taught apart from only programming-related subjects. If you are not a CSE student, you may not be able to master these subjects. The subject you will study may not cover these accessories. 2. In CSE engineering new language will be taught every semester. Experienced teachers never teach a new language A to Z. They cover the main topics or functions of each language by teaching the basics. If you are out of CSE you will not get th...

  Your one like is equal to 10 likes -- Normally, you've often seen a status keep coming back and forth in your news feed, causing you to get annoyed like I did. But the question is, why are they coming back to my news feed again and again? Everything is maintained by a system. And if I explain it to you through an example, then it should not be difficult to understand Are you noticing one thing of this nature? If the supply of nutrients in a person's body is not sufficient or if he does not eat properly Then he will get sick due to a lack of various nutrients and if he gets sick he will go to the doctor. The doctor will give him different medicines and different treatments. It's a system. If you don't eat you will get sick, if you get sick to go to the doctor, the doctor will give you medicine and in this way, you will see a better doctor if you don't decrease in a doctor. In this way, you will proceed according to the system step by step. Now let's talk about ...

A variety of high-level languages ​​are fifth-generation languages. The computer language itself is called machine language or machine language or low level language. The basic computer language is this low-level language or machine language. In this language everything is written using binary number () or hexadecimal system. Computers can only understand machine language. If a program is written in another language, the computer converts it into machine language with the help of a suitable translator (assembler, compiler, interpreter) before execution. Programming languages ​​are again divided into different levels based on the features of program composition: 1. Low Level Language                          -Machine Language, Assembly Language 2. Mid Level Language                         -C, Forth, Dbase, WordStar 3. High Level Language       ...

A wallet that's means online money bag. Every online wallet has an encrypted address. There are two types of wallets. 1. Online wallet 2. Offline wallet 1. Online wallet: Such wallets are based on different apps. Such as blockchain app wallet, coinbase app wallet, trust wallet, uphold wallet etc. In such wallets your money is stored as binary digits. This wallet means you can't catch or touch the money, it can only be seen and transacted very securely. 2. Offline wallet: It can be your pocket or a special bag where you keep your money, dollars, pounds. It can be grasped, touched and seen.

Cryptocurrency is a type of token currency. Which has no real appearance or form. It exists only in the internet world. Transactions or purchases using it are only possible online and offline impossible. It is stored through certain data. Its entire operation is done in a secure process called cryptography. It is named cryptocurrency after its cryptography. In 2017, the cryptocurrency market suddenly became an emerging market. Cryptocurrency is a peer-to-peer transaction system. And this pair means pair. It does not contain any third party controls. So no one else can know who is transacting this digital or virtual currency with whom from where. But its encrypted ledger keeps all its transactions from being compromised. So there is no need for any third party to validate the transaction. No country or government interferes in the rise of cryptocurrency prices. Or even if someone wants to do it, not all. Therefore, the use of this digital currency is prohibited in many countries of the ...

What does Pip mean in the Forex market : In the Forex market, a single change or movement for every fourth digit after the decimal point in a currency pair is called a pip. pips are the plural form of pip. Pip's full form is Percentage in point. Pipetips: Almost all brokers have prices with 5 digits after the decimal. That is, this fifth digit is Pipetips. So if the price goes from 1.42561 to 1.42667, it means 10 pips 6 pipe tips increase or 106 pips tips change. Here , 1 pip = 10 pipetips  10 pipetips = 1 pip  1000 pipetips = 100 pips

Cross Currency Pair: Currency pairs other than USD are called cross currency pair or cross pair. Main crosses are also known as minor currency pairs. Exotic Pair: A pair in which one major currency is paired with another major currency as a complement is called an exotic pair.

Base currency:First currency is called base currency. The currency to the left of a pair is the base currency. Quate Currency: And second currency is called quarter currency. The currency on the right side of a pair is called the quarter currency.

What is Yen currency pair called? The currencies that are exchanged with the Japanese currency are called yen currency pairs. Yen currency pairs are: eur/jpy, gbp/jpy, chf/jpy, cad/jpy, aud/jpy, nzd/jpy  

The most traded currency pairs are called major currency pairs. Major currency pairs are 7. Namely: Currency pairs-- Forex Greek speak EUR/USD Euro Doller USD/JPY  GBP/USD  CHF/USD D Dollen yen pound Dollen - swissy Dollen D Doller Loomie Kiwi Doller Aussie Dollen Currency Pais 1 EUR/USD 3 GBP/USD CHF/USD AUD/USD AUD /USD UN2D wha=

Major Currency * The currencies that are traded the most in Foner market are called major currencies. The most bought and sold currency is called the major currency. There are eight major currencies in the forex market. Namely:-- 1. USD ( United States Doller) 2. GBP ( Great Britain Pound) 3. JPY ( Japanese Yen) 4. CHF ( Swiss Franc) 5. CAD ( Canadian Doller) 6. EUR ( Euri zone members) 7. AUD ( Australian Doller) 8. NZD (New Zealand Doller)          

Some differences between share market and Forex market are; 1. You cannot trade 24 hours in share market. But forex market you can trade 24 hours. 2. If you buy a product in share market but you cannot sell this product on that day. But in the forex market you can sell immediately. 3. On the other hand, it takes 10-15 days for the product to be exchanged on the share market. 4. We know, share manked - we can profit only if share price increases. In some forex markets we can profit both ways regardless of whether any currency is strong or weak. 5. We buy products of different companies in the share market. But in forex market we buy currency of different countries of currency The price is a reflection of the current and future economy of that country. When we buy Japanese yen, we are buying a share of the Japanese economy.      

Currency pair To trade in forex market you must know about currency pair. To be a good Trader, Gainer, you must learn about the currency pair of forex. Forex trading requires knowledge of currency pairs. For example: The currency of America or Greece is the dollar and that of the United Kingdom  currency GBP (Great Britain Pound) or pound. These two currencies are combined together to form a pair, which is called the GBP/USD pair. Currency pair means currency pair.

★ Foney means Foreign Exchange. Simply put, currency trading. When you exchange a currency it is called forex. ★ Example: When you send money to your elder brother abroad, you cannot send money, you have to buy the currency of that country in dollars. And that's why you need to Exchange. And the name of this Exchange is Forex. For example-- you buy dollar with money for 75 rupees. Again, when the price of the dollar rose to 85, you sold the dollar. That is, in this case your profit is 10 rupees. Here the pair is USD/BDT. Forex is the world's largest manket where 6-7 trillion dollars are traded daily. All stock markets in the world combined will not equal the forex market. The daily average traded on the New York Stock Exchange is about $32 billion. And this market is the biggest stock exchange market in the world (but 23-24 times bigger than it is the sea of ​​currency called Forex.                  

Field Properties Answer: Each field has several properties. Field properties are displayed depending on the data type. Properties determine the shape of the field, how the data will be displayed and controlled. Some of the properties are discussed below: 1. Field Size: How many characters the field size will be can be determined here. 2. Format: How and in what format the text information will be displayed can be determined from here. 3. Input Mask: There is input mask property for data like Text, Number, Date Time and Currency. How data is inputted in all these fields can be controlled by input mask. 4. Caption: If you want to display the heading for a field in Datasheet view, you have to set this property. Heading can be up to 255 characters. 5. Default Value: Default value can be set for all fields except Auto number and OLE object. If there is any common data for a field, it can be mentioned as Default value, so that when inputting the record, the Default value will be automaticall...

Differences between database indexing and sorting Indexing (i) It takes relatively less time to sort random data. (ii) After indexing the data file in this method, new records are automatically added to the correct location. (iii) Sorting of data file by indexing method keeps serialization of records of file in main table. (iv) When a data file is indexed, a new index file is created and the original table file remains unchanged. (v) Sorting by indexing requires additional space in memory as additional index files are created. (vi) Alphabetically, Numerically, Indexing can be done. Sorting (i) Sorting random data takes more time than indexing.   (ii) After sorting the data file in this method, if new records are added, the file has to be sorted again. (iii) When the data file is sorted by the sorting method, the serialization of the records in the original table file is not correct. (iv) When the data file is sorted, the original table file is stored in memory in a sorted state. (v...

Question-1. What is data type? Answer: In our daily life we ​​have to work with a lot of data. That is why the use of database for personal and institutional needs is increasing day by day. And the database means a collection of many different types of data. Different types of data are divided into categories according to application or use. These different types of data are called data types. When creating a database in Microsoft Access, it is necessary to determine what type of data will be stored in which field. Database programs perform different operations based on the type of data. Any data entry cannot be done in any field. For example - text for data like letters or letters, numbers for data like numbers or numbers etc. Question-2. What are field properties? Or, what are field properties? Answer: Database has some properties for each field of data table. Field properties are displayed depending on the data type. These data properties determine the shape of the field, how the da...

Introducing the Layout window of Microsoft Access After the computer is turned on, the Microsoft Access program is launched on the screen by clicking on the Start menu and clicking on Microsoft Access under Programs. The following figure shows the layout window of Microsoft Access. The layout window of Microsoft Access consists of title bar, menu bar, database toolbar, status bar, task pane, etc. Title bar: At the top of the window where Microsoft Access is written, it is called the title bar. Menu bar: File, Edit View, Insert, Tool, Window, Help below the title bar is called menu bar. Toolbar : Usually the bar containing various icons or images below the title bar is called toolbar. Microsoft Access has several toolbars. The Database Toolbar is set as default. Any Toolbar can be Hide/Display in Active window from Toolbar Window. Status bar : Below the start-up window or above the taskbar where Ready is written, it is called the title bar. This bar always displays special information. ...

In relational database management systems The features of relational database management system are as follows: (i) Entry can be made easily by creating tables. (ii) Relationships can be created between a data table and one or more other data tables. (iii) Requirement of data can be found out of large amount of data.  (iv) Data entry can be controlled with the help of data validation. (v) Easily exchange information from one database to another. (vi) Fine arithmetic operations can be performed on numerical data. (vii) Reports can be easily generated and printed in various formats. (viii) Labels can be made and printed with required information. (ix) Entry form can be generated. (x) Different types of charts can be created. (ii) Executable (exe) file can be created by converting the program into binary code. (xii) Menus can be easily created with the help of Menu Builder. (xiii) Attractive data entry forms can be created. (xiv) Import or use data from other database programs (eg Fox...

Various components of the database window  A database is in the form of a container or window, in which similar objects in the database are grouped together. The database window consists of several tabs. Database tables and other objects are stored under different tabs, the object to be created is selected from the database window. Below is a brief introduction to the various components of the database window. Tables: The tables are stored under this tab. From here a table can be changed, modified, or a new database created. Queries: From this tab you can get the list of all the queries in the current database. From here one can manage a query, change the query, modify it or create a new query. Forms: All reports and forms of the current database can be found from this tab. From here a report can be modified or a new report can be created. Report: Report is to display or print the information in the format as desired by the users. Page: Database Access page can be created to work w...

Functions of DBMS There are three main functions of DBMS (i) Create database creation (ii) Database Interrogation and (iii) Database maintenance. (i) Database creation and creation in database specifically involves structure of data and relationships among them and organization of data in database etc. (ii) Database Interrogation: The process of retrieving information from a database through a question-and-answer format, but without making any changes to the information, is called file or database interrogation. With the help of the program it is possible to extract the required information from the database and prepare reports for the user. For example, the information related to the seat reservation of the plane or the amount of money in a specific account in the bank is known. (iii) Database maintenance and modernization of database through data addition, correction, deletion of data etc. Database maintenance also includes security functions such as preventing unauthorized access to...

Question-1. What is database? Answer: The word Data means data and the word Base means assembly. So a collection of interrelated data that can be stored in a computer is called a database. For example, information of students of an institution, voter list, information of employees of a company, etc. Question-2. What is the field? Answer: Different parts of the record are called fields. Basically column heading is called field. such as  Name, Roll, Class, Age are each separate fields. Question-3. What is the record? Answer: The collection of data of several fields of a Data Table is called Record. Basically, the Record is obtained by combining the data of the rows of the Table. Question-4. What does the word query mean? Answer: Displaying specific data from a database through specific conditions very quickly and easily is called a query. Data can be conveniently selected using expressions, operators, filters, etc. in the query. Queries can be of various types are--- (i) Select Query...

MySQL MySQL key and its main features: The role of database in website development is different. The database is actually like a drugstore where different medicines are arranged in different directions, so that it is convenient to find them later, we can organize the information in the database as well. Let's talk about Facebook. Here the information of hundreds of crores of people including name, photo, date of birth, preferences etc. are stored in the database of Facebook, now if someone clicks on a name or searches a name or email etc. in the search box, then Facebook goes to the database inside it and finds that name or email. Extracts and presents its information to us. Now these tasks have to be done by creating the database, so that the information from here can be displayed on the web page. The software required for this is called RDBMS (Relational Database Management Software). Here we will see how to create database with MySQL database software. It is widely used in creat...

BOOTSTRAP EXTEND IN USING CUSTOM PLUGIN Bootbox.js: Bootbox.js is a small JavaScript library that allows creating dialog boxes programmatically using the Bootstrap modal, without having to worry about creating, managing, or removing any required DOM elements or JS event handlers. Example: <!-set up the modal to start hidden and fade in and out -> <div id="myModal" class="modal hide fade"> <!-- dialog contents -->  <div class="modal-body">Hello world!</div> <!-- dialog buttons --> <div class="modal-footer"> <a href="#" class="btn primary">OK</a></div>  </div>  <!-- sometime later, probably inside your on load event callback --> <script>  $("#myModal").on("show" function() { // wire up the OK button to dismiss the modal when shown $("#myModal a.btn").on("click", function(e){ consolelog ("button pressed"...

 BOOTSTRAP  Alert message: Alerts can be created very easily through Bootstrap. Bootstrap alerts can be created using the .alert class and any of these classes. For example: .alert-success, alert-info, alert-warning or alert-danger : Example: <!DOCTYPE html> <link rel="stylesheet" <head> <title> Bootstrap Alert Example</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"> </script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"> </script> </head>  <body> <div class="container"> <h2> Alert  Message  </h2> <div class="alert alert-succes...

 পেজ কম্পোনেন্ট (PAGE COMPONENTS) বুটস্ট্রাপ প্যানেল: বুটস্ট্রাপ প্যানেল হচ্ছে একটি বর্ডার বক্স, যেখানে কনটেন্ট-এর চারপাশে কিছু প্যাডিং থাকে। প্যানেল তৈরি ব্যবহার করা হয় এবং প্যানেলের কন্টেন্ট. panel-body ক্লাস-এর মধ্যে রাখা করা হয়।  উদাহরণ : <!DOCTYPE html> <html> <head>  <title>Bootstrap Panel Example</title> <meta charset="utf-8">  <meta name="viewport" content="width=device-width, initial-scale=1">  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css"> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"> </script> </head> <body> <div class="container"> <h2> বেসিক প্যানেলের উদাহরণ </h2>  <div class="panel panel-default"> ...

 বুটস্ট্রাপ (Bootstrap) : দ্রুত এবং সহজতর ওয়েব ডেভেলপমেন্টের জন্য বুটস্ট্রাপ হলো একটি ফ্রি ফ্রন্ট-ইন্ড ফ্রেমওয়ার্ক। বুটস্ট্রাপ টাইপোগ্রাফি, ফরম, বাটন, টেবিল, নেভিগেশন, মোডাল, ইমেজ ক্যারোসেল এবং জাভাস্ক্রিপ্ট প্লাগ-ইন-সমৃদ্ধ এইচটিএমএল এবং সিএসএস-ভিত্তিক টেমপ্লেট ডিজাইন । খুব সহজে রেসপন্সিভ ডিজাইন তৈরি করার জন্য বুটস্ট্রাপ ব্যবহার করা হয়। বুটস্ট্রাপ মার্ক অট্টো ও জ্যাকব থর্টন দ্বারা টুইটারে ডেভেলপ হয় এবং ২০১১ সালে গিটহাবে ওপেন সোর্স প্রোডাক্ট হিসেবে মুক্তি পায়। ২০১৪ সালের জুন মাসে বুটস্ট্রাপ গিটহাবে ১ নম্বর প্রোজেক্ট হিসেবে বিবেচিত হয়।  বুটস্ট্রাপ-এর সুবিধা ঃ সহজ ব্যবহার ঃ যে-কেউ এইচটিএমএল এবং সিএসএস জানলে বুটস্ট্রাপ ব্যবহার করতে পারবে।  রেসপন্সিভ ফিচার : বুটস্ট্রাপের রেসপন্সিভ সিএসএস ফোন, ট্যাবলেট এবং ডেস্কটপে সহজেই অ্যাডজাস্ট করে।  মোবাইল-ফার্স্ট প্রায়োরিটি ঃ বুটস্ট্রাপ (৩) এ, মোবাইল-ফার্স্ট স্টাইল কোর ফ্রেমওয়ার্ক-এর একটি অংশ।  ব্রাউজার পাপোর্ট : বুটস্ট্রাপ প্রায় সকল আধুনিক ব্রাউজারেই সাপোর্ট করে। (Chrome, Firefox, Internet Explorer, Safari,Brave এবং Op...