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Difference between wait and sleep
...t for PID 1 (init) and PID 2 ([migration/0] on my Linux), but you will get error message, like: -bash: wait: pid 1 is not a child of this shell and returns the exit code 127.
– TrueY
Nov 19 '14 at 8:54
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BeautifulSoup Grab Visible Webpage Text
...2text, though perhaps html2text is more robust.
betterHTML = html.decode(errors='ignore')
%timeit html2text.html2text(betterHTML)
%3.09 ms per loop
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Why are elementwise additions much faster in separate loops than in a combined loop?
...20
00870020
seconds = 6.206
#define ALLOCATE_SEPERATE
//#define ONE_LOOP
005E0020
006B0020
00780020
00850020
seconds = 2.116
//#define ALLOCATE_SEPERATE
#define ONE_LOOP
00570020
00633520
006F6A20
007B9F20
seconds = 1.894
//#define ALLOCATE_SEPERATE
//#define ONE_LOOP
008C0020
00983520
00A46A20
0...
How do I clone a github project to run locally?
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I use @Thiho answer but i get this error:
'git' is not recognized as an internal or external command
For solving that i use this steps:
I add the following paths to PATH:
C:\Program Files\Git\bin\
C:\Program Files\Git\cmd\
In windows 7:
Right-clic...
Why this line xmlns:android=“http://schemas.android.com/apk/res/android” must be the first in the la
...Its used like this because this is a design choice by google to
handle the errors at compile time.
Also suppose we write our own textview widget with different
features compared to android textview, android namespace helps to
distinguish between our custom textview widget and android
textview widget...
django-debug-toolbar not showing up
...found that the latest version from git resulted in an ImproperlyConfigured error when running through nginx/uwsgi.
Either way, if you want to install the latest version from github run:
pip install -e git+https://github.com/django-debug-toolbar/django-debug-toolbar.git#egg=django-debug-toolbar
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How to run a command before a Bash script exits?
If a Bash script has set -e , and a command in the script returns an error, how can I do some cleanup before the script exits?
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Keyboard Interrupts with python's multiprocessing Pool
...fixes the problem for both idle and busy worker processes, and requires no error handling code in your child processes.
import signal
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def init_worker():
signal.signal(signal.SIGINT, signal.SIG_IGN)
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def main()
pool = multiprocessing.Pool(size, init_worker)
...
except Ke...
Change date format in a Java string
...ed SimpleDateFormat and it didn't work, then please show your code and any errors you may receive.
Addendum: "mm" in the format String is not the same as "MM". Use MM for months and mm for minutes. Also, yyyyy is not the same as yyyy. e.g.,:
import java.text.ParseException;
import java.text.Sim...
Why is it Valid to Concatenate Null Strings but not to Call “null.ToString()”?
... ToString returns null, an empty string is substituted.
The reason of the error in second is:
null (C# Reference) - The null keyword is a literal that represents a null reference, one that does not refer to any object. null is the default value of reference-type variables.
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