大约有 34,000 项符合查询结果（耗时：0.0485秒） [XML]
How to check if remote branch exists on a given remote repository?
...ote --heads https://github.com/rails/rails.git
5b3f7563ae1b4a7160fda7fe34240d40c5777dcd refs/heads/1-2-stable
81d828a14c82b882e31612431a56f830bdc1076f refs/heads/2-0-stable
b5d759fd2848146f7ee7a4c1b1a4be39e2f1a2bc refs/heads/2-1-stable
c6cb5a5ab00ac9e857e5b2757d2bce6a5ad14b32 refs/heads/...
Fastest way to extract frames using ffmpeg?
...ideo 38m07s long:
time ffmpeg -i input.mp4 -filter:v fps=fps=1/60 ffmpeg_%0d.bmp
1m36.029s
This takes long because ffmpeg parses the entire video file to get the desired frames.
time for i in {0..39} ; do ffmpeg -accurate_seek -ss `echo $i*60.0 | bc` -i input.mp4 -frames:v 1 period_down_$i.bm...
How can I generate an ObjectId with mongoose?
...library :
const bson = require('bson');
new bson.ObjectId(); // 5cabe64dcf0d4447fa60f5e2
Note: There is also an npm project named bson-objectid being even lighter
share
|
improve this answer
...
Remove files from Git commit
... case), and set the command as fixup:
pick 35c23c2 the first commit
fixup 0d78b28 remove unwanted files
You should be good after saving the file.
To finish :
git push -f
If you unfortunately get conflicts, you have to solve them manually.
...
Build tree array from flat array in javascript
...ance with functional programming (no mutations)
– Dac0d3r
Apr 29 at 20:54
add a comment
|
...
How to write a simple database engine [closed]
... answered Jun 30 '09 at 7:13
a_m0da_m0d
11.3k1414 gold badges5252 silver badges7474 bronze badges
...
What is base 64 encoding used for?
...e data bloats three-fold.
Hexadecimal: store the bytes as hex pairs: AC 47 0D 1A etc. where each byte is represented by 2 bytes. The data bloats two-fold.
Base-64 maps 3 bytes (8 x 3 = 24 bits) in 4 characters that span 6-bits (6 x 4 = 24 bits). The result looks something like "TWFuIGlzIGRpc3Rpb.....
Avoid trailing zeroes in printf()
...ssues that need debugging, left as an exercise for the reader):
printf("%.0d%.4g\n", (int)f/10, f-((int)f-(int)f%10));
It's slightly programmatic but at least it doesn't make you do any string manipulation.
share
...
Can media queries resize based on a div element instead of the screen?
...
@DelightedD0D after my comment he changed the answer and I voted +1 for the change. The current answer it's OK to me because is telling that this is not possible with CSS only.
– ius
Jul 28 '17 at ...
Count the items from a IEnumerable without iterating?
... edited Sep 29 '16 at 17:18
c0d3b34n
47966 silver badges1313 bronze badges
answered Oct 4 '08 at 3:49
Rober...