We often need to create something for navigation. For example, we have a gallery that consists of 400 pictures and we’d like do create 40 pages to list 10 pictures per page. In this sample we will need to create a navigation bar that will allow us to switch between pages easily. It is ok to have 40… Read More »
Yesterday I was asked this question on the phone and it was quite hard to explain in some words. That’s why I decided to create a post that should explain how to do this, as it seems to be a common practice. When we need to run a PHP file, most often you need to run it by… Read More »
I do often monitor server apache status as most often reason of server outages is Apache overload. Some web hosting panels are sending notifications when your server is down; some web services like Alertra.com provide you with different notification options and one of my hosters has his internal monitoring service. But what to do if you need to… Read More »
Let’s say we need to randomize the time to run a cronjob. We need to run a script once a day but the time should be different each day. How should we proceed? I’ve got some solutions for this. The first one is a little stupid, but it will work if you have your own dedicated server. If… Read More »
Today my post will be quite short: a simple yet useful keyboard shortcut for mc. Often you need to select all files in a Midnight Commander panel, just like using Ctrl+A in Windows. Mignight commander has another shortcut, that uses mask and allows you to select all the files in a mc panel. Here is your initial view:… Read More »
It is often necessary to extract text from a variable that contains HTML or XML code. I’ve created a simple regular expression that will help you to extract all text between certain tags into an array. It is a PHP solution, though regular expression is compatible with other programming languages. preg_match_all(“/<tag>(.*?)</tag>/”, $source, $results); This construsion will create an… Read More »
Today I’m just sharing a link: I don’t think I can explain this better than IBM guys did. These three acrticles contain a comprehensive guide for your LAMP system optimization. Here is the first one, that contains general linux settings for perfect LAMP config. The second one describes how to fine tune Apache and PHP and finally the… Read More »
Sometimes you need to redirect all traffic from one site to another. Very often site structure is different and the need is to send visitors to the main page of the site. This makes Site Redirection tabs of all known panels unusable, as the parameters are being sent to the new site. For example, if you had www.oldsite.com/index.php?f=9… Read More »
Today when I logged into one of my ervers I was unable to create a file as I was told that No space was left on device. I checked my discs for free space and found that free space exists on all of my partitions, that’s why I got stuck. I was able to modify my existing files… Read More »