admin – Page 11 – WebCheatSheet

HTML

Meta Refresh: How to Reload or Redirect a Web Page

Learn how the HTML meta refresh tag reloads or redirects a page, when it is appropriate, and which modern alternatives are usually better.

PHP

Last updated: August 25, 2026. A secure upload handler validates the request, enforces a server-side size limit, identifies the file…

PHP

In programming it is often necessary to repeat the same block of code a given number of times, or until…

The ALTER TABLE statement allows to change the structure of a table after it has been created. New columns can…

PHP

Arrays can be used in many ways to store and organize data quickly and efficiently. It is one of the more…

Last updated: August 26, 2026. UNION combines compatible query results and removes duplicate rows. UNION ALL keeps duplicates and usually…

Last updated: August 26, 2026. The IsNull function returns True when an expression contains Null and False otherwise. Syntax Argument…

PHP

Last updated: August 26, 2026. For IIS, use a current x64 Non-Thread-Safe PHP build with FastCGI. For command-line work only,…

SQL

Last updated: August 25, 2026. The mysql.proc error normally means the server binaries and MySQL system tables belong to different…

ASP

Last updated: August 26, 2026. A TextStream reads or writes text through Scripting.FileSystemObject. Use a fixed server-side path and choose…