Useful tips for everyday
Why are our dynamic subdomains returning a 403 Forbidden? But our problem is everytime we try to access ANY subdomain, we get a 403. We’re…
How do I know the type of variable in shell? If you want to check integers, strings, and arrays using the declare and typeset commands…
What is the Umask for 755? umask and level of security umask value Security level Effective permission (directory) 022 Permissive 755 026 Moderate 751 027…
How do you check huge pages are enabled in Linux? How to tell if Explicit HugePages is enabled or disabled If the value of HugePages_Total…
How do I run a sh file in the background? Answer: You can use one of the 5 methods explained in this article to execute…
How do you check if an outgoing port is blocked? To test if a given outgoing port is blocked on your network by some malicious…
How do you remove all characters from a string after a specific character in Java? . trim() removes spaces before the first character (which isn’t…
How can I write Turkish letters on my English keyboard? On the “Keyboards and Languages” tab, click on “Change Keyboards” > “Add” > “Turkish”. Expand…
How do you call a variable from another shell script? You have basically two options: Make the variable an environment variable ( export TESTVARIABLE )…
Why is space not being freed from disk after deleting a? The lsof output shows the process with pid 25575 has kept file /oradata/DATAPRE/file.dbf open…