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Difference between del, remove and pop on lists
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1423
The effects of the three different methods to remove an element from a list:
remove removes the...
Matplotlib: “Unknown projection '3d'” error
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edited Apr 4 '19 at 18:23
Matthew Salvatore Viglione
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How to name variables on the fly?
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BroVic
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answered Apr 20 '10 at 23:03
ShaneShane
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Assign pandas dataframe column dtypes
...ated in 0.17)
df = pd.DataFrame({'x': {0: 'a', 1: 'b'}, 'y': {0: '1', 1: '2'}, 'z': {0: '2018-05-01', 1: '2018-05-02'}})
df.dtypes
x object
y object
z object
dtype: object
df
x y z
0 a 1 2018-05-01
1 b 2 2018-05-02
You can apply these to each column you want to co...
How to migrate back from initial migration in Django 1.7?
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warning: [options] bootstrap class path not set in conjunction with -source 1.5
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102
From a blog post:
To use javac from JDK N to cross-compiler to an older platform version, th...
AngularJS changes URLs to “unsafe:” in extension page
.../^\s*(https?|ftp|mailto|chrome-extension):/);
// Angular before v1.2 uses $compileProvider.urlSanitizationWhitelist(...)
}
]);
The same procedure also applies when you need to use protocols such as file: and tel:.
Please see the AngularJS $compileProvider API documentation for more in...
format statement in a string resource file
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271
You do not need to use formatted="false" in your XML. You just need to use fully qualified st...
Returning value from called function in a shell script
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282
A Bash function can't return a string directly like you want it to. You can do three things:
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How can I extract a good quality JPEG image from a video file with ffmpeg?
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