Multisite wordpress SSL fix for wp-admin
For some reason on one multisite wordpress installation, that is manage by our customer, all wp-admin links began redirecting visitor to secure (SSL) site. This […]
Continue reading »We clean hacked WordPress
WordPress has become popular both among users and hackers. Third party plugins often become source of threat. In most cases hackers upload bad content and […]
Continue reading »True high availability
Cloud hosting, 100% up-time, server high availability… These words have become very popular and attractive. And then it’s you, who needs hosting for a valuable […]
Continue reading »How to generate SSL key and certificate request (CSR)
May control panels offer this function (e.g. cPanel), but sometimes you might want to do it the old way – that is – manually. Here […]
Continue reading »PayPal SSL certificate upgrade and curl fix
PayPal has notified, that their SSL certificates will soon be upgraded to SHA-256. As we have previously communicated to you, PayPal is upgrading the certificate […]
Continue reading »Webpage speed measuring tools
You have probably heard, that Google will include page access time into page ranking calculation. Basically – faster your page loads – better rank you […]
Continue reading »How to find biggest subfolder
This little command will give you list of folders, sorted by their size: du -sk * | sort -nr | more
Continue reading »Only allow to view images from a folder with simple .htaccess file
Once in a while my beloved hackers upload their shitty files into image folder (basically they use some plugin for image upload). In most cases […]
Continue reading »How to flush RAM on Linux / Centos
I personally suggest using first option, other are more and more “hardcore”. Also I would not suggest doing this under high CPU load or high […]
Continue reading »How to test your SSL certificate
Some people might think, that if webpage has SSL certificate – it is 100% safe to browse it. Website owners might think, that having SSL […]
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