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Why is typeof null “object”?
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226
From the MDN page about the behaviour of the typeof operator:
null
// This stands since the...
Converting of Uri to String
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293
Uri to String
Uri uri;
String stringUri;
stringUri = uri.toString();
String to Uri
Uri uri...
Convert DataFrame column type from string to datetime, dd/mm/yyyy format
...'t strict).
Here it is in action:
In [11]: pd.to_datetime(pd.Series(['05/23/2005']))
Out[11]:
0 2005-05-23 00:00:00
dtype: datetime64[ns]
You can pass a specific format:
In [12]: pd.to_datetime(pd.Series(['05/23/2005']), format="%m/%d/%Y")
Out[12]:
0 2005-05-23
dtype: datetime64[ns]
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Is there a combination of “LIKE” and “IN” in SQL?
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25 Answers
25
Active
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Given two directory trees, how can I find out which files differ by content?
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1152
You said Linux, so you luck out (at least it should be available, not sure when it was added):
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Fetch frame count with ffmpeg
... question:
Media Info: Language "Undetermined (und)" - Type "vide:avc1" - 2525 samples
In this example the video stream has 2525 frames.
boxdumper
For MP4/M4V/M4A/MOV files.
boxdumper is a simple tool from l-smash. It will output a large amount of information. Under the stsz sample size box ...
How expensive is RTTI?
... on many platforms (Linux, BSD and maybe embedded platforms, but not mingw32). If you know you'll always be on a blessed platform, RTTI is very close to free.
Gritty details:
GCC prefers to use a particular "vendor-neutral" C++ ABI[1], and always uses this ABI for Linux and BSD targets[2]. For pla...
How to build a Debian/Ubuntu package from source?
...ild a package from source with existing debian sources:
Example for libdrm2:
apt-get build-dep libdrm2
apt-get source libdrm2
cd libdrm-2.3.1
uupdate ~/Downloads/libdrm-2.4.1.tar.gz
cd ../libdrm-2.4.1
dpkg-buildpackage -us -uc -nc
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Chrome browser reload options new feature
...ons" and when I do it I get these three awesome options.
1. Normal Reload
2. Hard Reload
3. Empty Cache and Hard Reload (this is very useful option I believe)
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