大约有 40,000 项符合查询结果（耗时：0.0453秒） [XML]
How to use QueryPerformanceCounter?
...
#include <windows.h>
double PCFreq = 0.0;
__int64 CounterStart = 0;
void StartCounter()
{
LARGE_INTEGER li;
if(!QueryPerformanceFrequency(&li))
cout << "QueryPerformanceFrequency failed!\n";
PCFreq = double(li.QuadPart)/1000.0;
QueryP...
How can I selectively merge or pick changes from another branch in Git?
...k out the path(s) from the branch you want to merge,
$ git checkout source_branch -- <paths>...
Hint: It also works without `--` like seen in the linked post.
or to selectively merge hunks
$ git checkout -p source_branch -- <paths>...
Alternatively, use reset and then add with th...
Split (explode) pandas dataframe string entry to separate rows
...row['var2'], row['var1'].split(','))
for _, row in a.iterrows()]).reset_index()
Out[55]:
index 0
0 a 1
1 b 1
2 c 1
3 d 2
4 e 2
5 f 2
Then you just have to rename the columns
...
Bash set +x without it being printed
...ution to this just recently when I became annoyed with it:
shopt -s expand_aliases
_xtrace() {
case $1 in
on) set -x ;;
off) set +x ;;
esac
}
alias xtrace='{ _xtrace $(cat); } 2>/dev/null <<<'
This allows you to enable and disable xtrace as in the following, wh...
set gvim font in .vimrc file
... size 14 on Mac OS X and Inconsolata size 12 everywhere else):
if has("gui_running")
if has("gui_gtk2")
set guifont=Inconsolata\ 12
elseif has("gui_macvim")
set guifont=Menlo\ Regular:h14
elseif has("gui_win32")
set guifont=Consolas:h11:cANSI
endif
endif
Edit: And while you're...
Where is Erlang used and why? [closed]
...
From Programming Erlang:
alt text http://bks8.books.google.com/books?id=Qr_WuvfTSpEC&printsec=frontcover&img=1&zoom=5&sig=ACfU3U2F4YY4KqO0vCuZ4WEZjdE2yFFvvg
Many companies are using Erlang in their production systems:
• Amazon uses Erlang to implement SimpleDB, providing database ...
How to minify php page html output?
...e, the module configuring gzip depends on your version: Apache 1.3 uses mod_gzip while Apache 2.x uses mod_deflate.)
Accept-Encoding: gzip, deflate
Content-Encoding: gzip
Use the following snippet to remove white-spaces from the HTML with the help ob_start's buffer:
<?php
function sanitize_out...
How do I hide the status bar in a Swift iOS app?
..., but then I noticed that it causes an error that I needed to debug with CG_CONTEXT_SHOW_BACKTRACE. Backtraced it to the adding of "View controller-based status bar appearance"
– Sean
Oct 20 '15 at 20:01
...
Ignoring an already checked-in directory's contents?
...call a powershell script doing this:
dir *.CheckedIn -Recurse | %{ copy $_.FullName "$($_.FullName)".Replace("CheckedIn","") -EA SilentlyContinue}
I do feel a little bad about myself... but it does in fact work.
share
...
How do I return multiple values from a function? [closed]
...ins high (I was wrong in my last comment about "under 1 KB" for the class, _source by itself is typically 1.5 KB; _source is removed in 3.7, so it's likely closer to the original claim of just under 1 KB per class creation).
– ShadowRanger
Apr 20 '18 at 19:31
...