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How to use `subprocess` command with pipes
...aturely; ps may hang indefinitely if it produces enough output to fill its OS pipe buffer (because you haven't called ps.stdout.close() in the parent). Swap the starting order, to avoid it
– jfs
Mar 22 '16 at 17:23
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What exactly does stringstream do?
...her numerical types. The usage of stringstream is similar to the usage of iostream, so it is not a burden to learn.
Stringstreams can be used to both read strings and write data into strings. It mainly functions with a string buffer, but without a real I/O channel.
The basic member functions of st...
How to get the width and height of an android.widget.ImageView?
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I just set this property and now Android OS is taking care of every thing.
android:adjustViewBounds="true"
Use this in your layout.xml where you have planted your ImageView :D
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How to programmatically clear application data
... e.printStackTrace();
}
}
Warning: the application will force close.
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Keyboard shortcut to comment lines in Sublime Text 3
In Sublime Text 2 it was possible to comment out a line or a block of lines with Ctrl + / and Ctrl + Shift + / . According to the menu Edit > Comment these shortcuts should be valid, but in Sublime Text 3 (build 3047) they no longer seem to work. Does anybody know the right default keyboard...
background function in Python
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The interpreter stays open until the thread closes. (example import threading, time; wait=lambda: time.sleep(2); t=threading.Thread(target=wait); t.start(); print('end')). I was hoping "background" implied detached as well.
– ThorSummoner
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Using Intent in an Android application to show another activity
...ndroid.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class FirstActivity extends Activity {
protected void onCreate(Bundle savedInstanceState) {
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How do I use brew installed Python as the default Python?
I try to switch to Homebrew (after using fink and macport) on Mac OS X 10.6.2. I have installed python 2.7 with
19 Answers...
Use jQuery to get the file input's selected filename without the path
...MikeDeSimone I've tested split('\\').pop(); on Win 7, Ubuntu 11.04 and Mac OS X and it works fine on all of them.
– Alex
Mar 8 '12 at 14:57
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ImportError: No module named matplotlib.pyplot
... installed on your machine, one is the standard python that comes with Mac OSX and the second is the one you installed with ports (this is the one that has matplotlib installed in its library, the one that comes with macosx does not).
/usr/bin/python
Is the standard mac python and since it doesn'...