Useful tips for everyday
What does Nginx reopen do? Calling nginx -s reopen , or sending a SIGUSR1 signal to an nginx process, while cause nginx to reopen its…
Can I replace a SAS drive with SATA? Yes, SATA drives will work in SAS slots. The reverse is not true. If you have a…
How do I log all bash commands? Here is a very nice and quick way to log all shell commands: Use your favourite text editor…
How do I enable iptables on FTP? Allowing FTP ports 20/21 in iptables Edit file /etc/sysconfig/iptables-config and add “ip_conntrack_ftp“” module to the section “IPTABLES_MODULES=“. Edit…
How are hostnames assigned? Internet hostnames In the Internet, a hostname is a domain name assigned to a host computer. This is usually a combination…
How do I separate a layer color in gimp? Gimp is now ready to do CMYK Separation Start Gimp. Load a colour image. Go to…
What is partition manager? A disk partition manager allows system administrators to create, resize, delete and manipulate partitions, while a partition table logs the location…
How do I print to a local printer remotely? Select the file on your remote computer that you want to print. Open the document and…
Can you Rename a file extension? You can also do it by right-clicking on the unopened file and clicking on the “Rename” option. Simply change…
How do I extract text coordinates from a PDF? Steps to Extract Coordinates of Characters in PDF Extend PDFTextStripper. Create a Java Class and extend…