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Bootstrap Dropdown menu is not working
...othing that fixed everyone's problems helped. I copied the source straight from bootstrap's website, but I can't seem to get it to work on my machine. Anyone have any ideas? I have been staring at it for an hour and can't seem to figure out what the problem is.
...
Copy multiple files in Python
....copy to do the copying.
The following code copies only the regular files from the source directory into the destination directory (I'm assuming you don't want any sub-directories copied).
import os
import shutil
src_files = os.listdir(src)
for file_name in src_files:
full_file_name = os.path....
Pipe output and capture exit status in Bash
...ails, but if both 'command' and 'tee' fail, he would receive the exit code from 'tee'.
– t0r0X
Mar 7 '18 at 9:24
@Linu...
How to get overall CPU usage (e.g. 57%) on Linux [closed]
...age in all the cores since the system bootup. This could be very different from the current CPU usage. To get the current value top (or similar tool) must be used.
Current CPU usage can be potentially calculated with:
awk '{u=$2+$4; t=$2+$4+$5; if (NR==1){u1=u; t1=t;} else print ($2+$4-u1) * 100 ...
NodeJS: How to get the server's port?
...You might have seen this(bottom line), when you create directory structure from express command:
alfred@alfred-laptop:~/node$ express test4
create : test4
create : test4/app.js
create : test4/public/images
create : test4/public/javascripts
create : test4/logs
create : test4/pids
...
How to use clock() in C++
...
From what I can see here cplusplus.com/reference/ctime/clock, you don't need use the "std::" notation. Just use "clock()"
– gromit190
Jan 28 '16 at 18:23
...
NameError: global name 'xrange' is not defined in Python 3
... range = xrange
except NameError:
pass
# Python 2 code transformed from range(...) -> list(range(...)) and
# xrange(...) -> range(...).
The latter is preferable for codebases that want to aim to be Python 3 compatible only in the long run, it is easier to then just use Python 3 synta...
When converting a project to use ARC what does “switch case is in protected scope” mean?
... case. After I deleted this, then all subsequent case statement came clean from the protected scope error message
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What's the difference between ContentControl and ContentPresenter?
...o be used as-is while ContentControl is designed to be extended (inherited from)
– Nir
Jul 22 '11 at 21:26
25
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How do negative margins in CSS work and why is (margin-top:-5 != margin-bottom:5)?
...t: 75px;
position: absolute;
}
.set6 .child {
top: 50%; /* level from which margin-top starts
- downwards, in the case of a positive margin
- upwards, in the case of a negative margin
*/
left: 50%; /* level from which margin-left starts
- towards right, in the case of a posit...