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What do 'real', 'user' and 'sys' mean in the output of time(1)?
...is means executing CPU time spent in system calls within the kernel, as opposed to library code, which is still running in user-space. Like 'user', this is only CPU time used by the process. See below for a brief description of kernel mode (also known as 'supervisor' mode) and the system call mech...
How exactly does the callstack work?
...ns of programming languages work and especially how they interact with the OS/CPU. I've probably read every answer in every stack/heap related thread here on Stack Overflow, and they are all brilliant. But there is still one thing that I didn't fully understand yet.
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Problems with entering Git commit message with Vim
OS: Windows
5 Answers
5
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Missing styles. Is the correct theme chosen for this layout?
...library in the manifest file. I even created style is styles.xml, I have chosen Google Apis build target as well.
21 Answ...
Android Studio: Default project directory
... a generic default folder at a location something similar to (dependent on OS - Ubuntu here):
10 Answers
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How do I plot in real-time in a while loop using matplotlib?
...ed, but did not display anything, it remained in a blocked state until I closed it
– isti_spl
Feb 4 '16 at 8:39
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乐高机器人®组件 · App Inventor 2 中文网
...n on EV3.
GetHardwareVersion()
Get the hardware version of EV3.
GetOSBuild()
Get the OS build on EV3.
GetOSVersion()
Get the OS version on EV3.
KeepAlive(minutes)
Keep the EV3 brick from shutdown for a period of time.
EV3陀螺仪传感器
A component that provides a high-le...
Setting mime type for excel document
... you should set the following header in the response:
header('Content-Disposition: attachment; filename="name_of_excel_file.xls"');
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How to get the second column from command output?
...rk to get a specific column out of the command output "docker images":
REPOSITORY TAG IMAGE ID CREATED SIZE
ubuntu 16.04 12543ced0f6f 10 months ago 122 MB
ubuntu ...
Virtual Memory Usage from Java under Linux, too much memory used
...nt set size: the number of pages that are currently resident in RAM. In almost all cases, this is the only number that you should use when saying "too big." But it's still not a very good number, especially when talking about Java.
SHR is the amount of resident memory that is shared with other proce...