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Introduction to Image Manipulation with Python
Image manipulation is an interesting subject, as well almost inevitable in today's websites, you can use it to render CAPTCHA, crop & resize images, convert between image formats and many more advanced functions. Python with it's growing popularity has encouraged the community & enterprises to...
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Substrings Functions in MySQL
String manipulation & substring extraction are an important part of any programming language, so it to RDBMS systems like MySQL where it helps to off-load processing at program end by processing string as required at the server end, also sometimes it turns double efficient as the database...
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User & Privilege Management in MySQL
Most of the programmers are provided username/password pair which is used in their relevant programs to work with even in a development environment, which is replaced by deployment team when making the code live. So, generally a lot of programmers have no idea how users are created or how...
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Write To Excel Using PHP
PHPExcel project provides a set of classes, which allow us to Read, Write and Create Excel documents in PHP.
File formats, supported by PHPExcel are .xls, .xlsx, CSV, .ods, Gnumeric, PDF and HTML.
Requirements for PHPExcel:
PHP version >= 5.2.0
PHP extensions php_zip,php_xml,php_gd2...
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Running Wordpress on SQLite
At times we might end up on a server setup where there is no MySQL, or on a hosting where MySQL is expensive, or say you would like to play around with Wordpress plugins or themes on your local machine, but there's no point in installing MySQL for that. I have had a personal experience where a...
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Using GeoIP in Python
Geolocation software/services are used to find the actual geographic location of an IP address, the geographic information may be accurate till city/ZIP code level. Maxmind's GeoIP is one such provider of IP address geographic information, they have both free and paid data subscriptions which...
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Reading & Writing CSV with Python
CSV files are quite common these days owing to the fact that CSV files are simple text and make data transfer between different systems very easy. CSV stands for Comma Separated Values, i.e. the fields are separated by comma, so there exists similar formats where the separator is a different...
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Using Memcached in PHP
Memcached is a high-performance open-source caching solution, generally used to improve web application performance by avoiding round-trips to RDBMS, to know more about memcached read Faster Webapps With Memcached.
In this article we'll...
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Working With Popup Windows in JavaScript
JavaScript is widely used for client side scripting ranging from simple effects to creating a rich UI like GMail. A significant operation with the client browser involves working with the browser window, like scrolling, resizing popup window, detecting window resize by the user, opening new...
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Installing Wordpress From SVN Repo
Why would anyone try Installing Wordpress From SVN Repo? I guess that's the first question that comes to people's mind when they come to know about installing Wordpress from official SVN repo. If you have shell access to your webserver/web hosting account, I feel this is the best way to install...
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How to Minfy JavaScript & CSS for Faster Page Loading
Minifying JavaScript and CSS reduces their file sizes considerably, which is accomplished by removing comments, unwanted newlines, space & tab characters, in more advanced cases long variable names are renamed into smaller ones and all the occurrences of the variable name is updated in the script -...
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Find Disk Usage & Free Space Using du & df
*du* is an abbreviation for (*D*isk *U*sage), this command calculates & returns the size of entire directory tree as well as of individual files. *df* is an abbreviation for (*D*isk *F*ree), it's job is to calculate and return the amount of free space of a disk/partition.
These two commands...
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