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So far Open4Tech Team has created 28 blog entries.

Website Lazy Loading

Lazy loading, the practice of loading resources when needed and not before that, is often implemented on websites as faster loading times can be crucial for user experience or Google's rating systems. Since July 2018 Google has increased the importance of page speed in its website grading systems, so faster loading websites have way better

2019-09-15T22:16:58+03:00By |Categories: How To|0 Comments

SQL DELETE Statement

The SQL DELETE statement is used to delete existing records in a table. DELETE FROM table_name WHERE condition; Parameters: DELETE FROM table_name  - The name of the table where records will be deleted.WHERE condition – Specifies which records should be deleted. If you omit it, all records in the table will be deleted. Example: Consider the Products

2019-09-02T22:41:53+03:00By |Categories: Explained Simply|Tags: |0 Comments

Lazy Loading

Applications often need a large amount of resources in order to run completely and without errors. However, different modules, forms, etc. of an application usually need different sets of resources to be loaded and not all of them. While all resources can be loaded at once, it would sometimes cost a lot of time to

2019-09-08T21:33:33+03:00By |Categories: Explained Simply|0 Comments

SQL WHERE Clause

The SQL WHERE clause is used to filter rows and return only those that meet the specified criteria. It is used in conjunction with the SELECT, UPDATE, DELETE, etc. statements and takes the following general form: SELECT column_name [, column_name ...] FROM table_name WHERE condition; The WHERE clause can be used along with AND, OR,

2019-09-02T22:39:50+03:00By |Categories: Explained Simply|Tags: |0 Comments

SVN – Basic Commands

Subversion, or simply SVN, is an open source file repository manager. Its purpose is to store every version of every file that has been uploaded on the main server. That way developers can track all the changes, revert to older versions of a file, compare edits and deal with mess-ups. Each developer has access to

2019-09-01T07:30:21+03:00By |Categories: Explained Simply|0 Comments

Master Pages in ASP .NET

Well designed websites do not consist of completely independent pages. They give the feeling of a continuously running application. Good design practice is to offer the site visitors similar interface and user experience no matter where they are on the website. The most common shared interface between different pages of the same website is about

2019-08-25T21:21:37+03:00By |Categories: C#|Tags: |0 Comments

Array vs. Linked List vs. Hash Table

Array An array is a linear data structure consisting of a collection of similar data type elements, each identified by at least one index or key. The size of the array must be specified at the time of its declaration. It is fixed and cannot be resized during runtime. In the array, elements are organized

2019-06-10T22:24:21+03:00By |Categories: Explained Simply|Tags: |0 Comments

SQL UPDATE Statement

The SQL UPDATE statement modifies the data of one or more records in a table.  It has the following syntax: UPDATE table_name SET column_name = value [, column_name = value ...] [WHERE condition]; Parameters: UPDATE table_name  - The name of the table to update.SET column_name  -  Indicates which columns to modify and the values they should be

2019-08-25T11:48:17+03:00By |Categories: Explained Simply|Tags: |0 Comments

Create Block Templates for Gutenberg in WordPress

Since WordPress 5.0, Gutenberg is the new default editor for content creators. The idea of ‘blocks’ is the main concept behind the new editor. They are components that can be used to add desired functionality to the content in easily manageable sections. Gutenberg editor supports customized templates with pre-populated blocks, which will help you suggest

2019-07-09T22:17:25+03:00By |Categories: WordPress|0 Comments

SQL INSERT Statement

The SQL INSERT INTO statement is used to add new records to a database. INSERT INTO table_name (column_name [, column_name...]) VALUES (value [, value…]); Parameters: INSERT INTO table_name  - The name of the table where a new row will be inserted.column_name  -  Indicates the column names where the data will be added. VALUES value – Specifies

2019-07-16T05:08:03+03:00By |Categories: Explained Simply|Tags: |0 Comments