Useful tips for everyday
How to set the last command exit code in Bash? You need to call the function within a command substitution, e.g. $ (exit_status), or from…
How do you continue a stopped process? 3 Answers. After you press ctrl+z it will pause execution of the current process and move it to…
What is the difference between SUID and SGID? SUID is a special file permission for executable files which enables other users to run the file…
How do you find the date in YYYY-MM-DD format? 1 Answer Calendar cal = Calendar.getInstance(); cal.add(Calendar.DATE, 1); Date date = cal.getTime(); SimpleDateFormat format1 = new…
What is splash process? A bootsplash, also known as a bootscreen, is a graphical representation of the boot process of the operating system. A bootsplash…
Is there an adapter to go from Ethernet to USB? USB Ethernet Adapter, CableCreation USB 3.0 to 10/100/1000 Gigabit Wired LAN Network Adapter Compatible for…
How do you determine which process is using a file? Identify which handle or DLL is using a file Open Process Explorer. Running as administrator.…
Does time of day affect GPS? Why? First lets place your GPS Receiver in perfect conditions where the atmospheric conditions are perfect, there are no…
What kill signal is Ctrl C? Ctrl-C (in older Unixes, DEL) sends an INT signal (“interrupt”, SIGINT); by default, this causes the process to terminate.…
How is memory allocated in the Linux kernel? Linux provides a variety of APIs for memory allocation. You can allocate small chunks using kmalloc or…