Useful tips for everyday
What is the best video format for long term storage? The most widely supported codec is MP4 (h. 264/AVC), and the one that offers the…
How do you select the face of a solid object? Face selection can also be an edge-based selection. When the cursor is on or near…
How to export table in Db2? Use the export utility to export data from a database to a file. The file can have one of…
Is there a shortcut for Merge? Merge Across: To Merge Across use shortcut ALT>H>M>A. This feature works only on the selected rows. Combines the multiple…
Why do I get 404 error with WordPress migration? The thing is that we need to allow the override all option in httpd.conf (location: /etc/httpd/conf/httpd.conf)…
What is root CRL? A Certificate Revocation List (CRL) is a list of digital certificates that have been revoked by the issuing Certificate Authority (CA)…
When was the command line invented? Teletypes had originally been invented as devices for automatic telegraph transmission and reception; they had a history going back…
Do you have to send reminders for your event? You’ll have to maintain the conversation with your registrants throughout the whole period, reaching the event…
How do I rollback a MySQL query? You will need set AUTOCOMMIT=0 , and after you can issue COMMIT or ROLLBACK at the end of…
How does a proxy server work and how does it work? A proxy server can change your IP address, so the web server doesn’t know…