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Placement of the asterisk in pointer declarations
... decided that I just have to finally learn C/C++, and there is one thing I do not really understand about pointers or more precisely, their definition.
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Detecting superfluous #includes in C/C++?
...actored and it's very possible that there are quite a few #includes that don't need to be there and anymore. Leaving them there only prolong the compile time and adds unnecessary compilation dependencies. Trying to figure out which are still needed can be quite tedious.
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how to check the dtype of a column in python pandas
...different functions to treat numeric columns and string columns. What I am doing now is really dumb:
6 Answers
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CSS selector for a checked radio button's label
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Is there anyway to do this, but with the label being the prior element EG: <label for="rad1">Radio 1</label><input id="rad1" type="radio" name="rad">
– Nathan Koop
Sep 28 '12 at 21:03
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Is there an Eclipse plugin to run system shell in the Console? [closed]
Do you know of any Eclipse plugin to run a system shell in the included console?
It would be awesome. Dolphin, KDE's file navigator, has this feature, you can press F4 and a console shows located on the directory you are standing.
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Constantly print Subprocess output while process is running
...x
import subprocess
def execute(cmd):
popen = subprocess.Popen(cmd, stdout=subprocess.PIPE, universal_newlines=True)
for stdout_line in iter(popen.stdout.readline, ""):
yield stdout_line
popen.stdout.close()
return_code = popen.wait()
if return_code:
raise subpr...
Android SQLite DB When to Close
...iteOpenHelper in every thread you are safe.
From isDbLockedByCurrentThread documentation:
The name of this method comes from a time when having an active
connection to the database meant that the thread was holding an actual
lock on the database. Nowadays, there is no longer a true "database...
How to strike through obliquely with css
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There is a hacky way to do this, using the :before pseudo element. You give the :before a border, then rotate it with a CSS transform. Doing it this way adds no extra elements to the DOM, and adding/removing the strikethrough is a simple as adding/r...
Rename Pandas DataFrame Index
...ns.names = ['column']
Note: this attribute is just a list, and you could do the renaming as a list comprehension/map.
In [8]: df1
Out[8]:
column B C
index
1 2 3
4 5 6
share
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AngularJS : Where to use promises?
...tion, but hopefully this will help you and others when you try to read the documentation on the $q service. It took me a while to understand it.
Let's set aside AngularJS for a moment and just consider the Facebook API calls. Both the API calls use a callback mechanism to notify the caller when t...