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Tuesday, December 5, 2023

Streaming HTTP response in PHP - turn long-running process into realtime UI

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Streaming is not a new concept, it is a data transfer technique which allows a web server to continuously send data to a client ...
Wednesday, October 25, 2023

Mysql trigger for checking duplicate record in Table before insert using trigger

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I am to creating a trigger for my table User which checks for duplicates (Mobile number) in the User table before inserting a ne...
Thursday, October 19, 2023

How to fix the MySQL error: Illegal mix of collations for operation union

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Well, you probably have different collations in some MySQL views or stored procedures, try to force collation like this: S...
Sunday, October 8, 2023

PHP image output and browser caching

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This post is for return image from server by PHP script and cache in browser to save on our bandwidth. Below code will retu...

How to Send files via POST with cURL and PHP (Example)

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In this process cURL send file to any web server along with other params. Check it out below code: Assuming that you...
Tuesday, September 19, 2023

How to Save a Mapbox GL Web Map Extent as an Image | Mapbox GL JS: Export map to PNG

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Our target is to export Mapbox as exported PNG format. Mapbox loaded into canvas, so our job get simplified. Give that map ...
Saturday, September 16, 2023

Create CSV file containing UTF-8 characters in PHP and Javascript | Illegal Character \ufeff Problem

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If you create or read a CSV file and the file contains some characters such as ü or ş, then you will find the characters are not...