大约有 48,000 项符合查询结果（耗时：0.0827秒） [XML]
PHP prepend leading zero before single digit number, on-the-fly [duplicate]
...
|
edited Feb 25 '16 at 9:53
answered Apr 14 '11 at 5:50
...
How to add a new audio (not mixing) into a video using ffmpeg?
... The filter allows you to choose the desired channel layout (mono, stereo, 5.1, etc) and the sample rate.
ffmpeg -i video.mp4 -f lavfi -i anullsrc=channel_layout=stereo:sample_rate=44100 \
-c:v copy -shortest output.mp4
Also see
Combine two audio streams into one
FFmpeg Wiki: Audio Channel Manipul...
C: What is the difference between ++i and i++?
...
johannchopin
4,83855 gold badges1818 silver badges4040 bronze badges
answered Aug 24 '08 at 5:23
Mark HarrisonMark Harr...
Scroll to bottom of Div on page load (jQuery)
...
625
The other solutions here don't actually work for divs with lots of content -- it "maxes out" scr...
Printing Lists as Tabular Data
...
Some ad-hoc code for Python 2.7:
row_format ="{:>15}" * (len(teams_list) + 1)
print(row_format.format("", *teams_list))
for team, row in zip(teams_list, data):
print(row_format.format(team, *row))
This relies on str.format() and the Format Specification Mini-Language.
...
round up to 2 decimal places in java? [duplicate]
...
|
edited Dec 5 '13 at 20:59
answered Jul 28 '12 at 13:41
...
Convert timestamp to date in MySQL query
...
385
DATE_FORMAT(FROM_UNIXTIME(`user.registration`), '%e %b %Y') AS 'date_formatted'
...
Getting HTTP code in PHP using curl
...OBODY settings! :)
– Sk8erPeter
Dec 5 '12 at 16:43
26
...
What does -1 mean in numpy reshape?
...oned criteria
Now see the example.
z = np.array([[1, 2, 3, 4],
[5, 6, 7, 8],
[9, 10, 11, 12]])
z.shape
(3, 4)
Now trying to reshape with (-1) . Result new shape is (12,) and is compatible with original shape (3,4)
z.reshape(-1)
array([ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 1...
pydot and graphviz error: Couldn't import dot_parser, loading of dot files will not be possible
...94b3f1, and thus pydot >= 1.1 will be compatible with pyparsing >= 1.5.7.
Answer applicable to pydot <= 1.0.28:
For anyone else who comes across this, it is due to the changes in pyparsing from 1.x to the 2.x release.
To install pydot using pip, first install the older version of pypars...