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How do I convert a dictionary to a JSON String in C#?
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James Newton-King
42.9k2222 gold badges105105 silver badges127127 bronze badges
answered Dec 7 '12 at 0:04
Jim G.Jim G.
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How do I get the coordinates of a mouse click on a canvas element?
...ration.
– Peppe L-G
Aug 6 '14 at 15:05
8
@PeppeL-G bounding client rectangle calculates that for ...
How do you copy a record in a SQL table but swap out the unique id of the new row?
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edited Aug 19 '15 at 12:05
answered Feb 22 '13 at 13:21
J...
Why does the MongoDB Java driver use a random number generator in a conditional?
...the test:
if( !ok && (logit = (logit + 1 ) % 10) == 0 ) { //log error
This always logs the first error, then every tenth subsequent error. Logical operators "short-circuit", so logit only gets incremented on an actual error.
If you want the first and tenth of all errors, regardless of ...
Changing default encoding of Python?
... an application, check whether it is set right and abort with a meaningful error message).
– ibotty
Aug 9 '15 at 19:33
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Is there a way to change the environment variables of another process in Unix?
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On some systems gdb may give the following error: 'putenv' has unknown return type; cast the call to its declared return type; in those cases you should change putenv call to this: call (int) putenv ("env_var_name=env_var_value")
– Emir Uner
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How can you integrate a custom file browser/uploader with CKEditor?
...ile" or something. Set url to an empty string if the third parameter is an error message.
CKEditor's "upload" tab will submit a file in the field "upload" - in PHP, that goes to $_FILES['upload']. What CKEditor wants your server to output is a complete JavaScript block:
$output = '<html><...
Activate a virtualenv via fabric as deploy user
...bric 1.0 you can make use of prefix() and your own context managers.
from __future__ import with_statement
from fabric.api import *
from contextlib import contextmanager as _contextmanager
env.hosts = ['servername']
env.user = 'deploy'
env.keyfile = ['$HOME/.ssh/deploy_rsa']
env.directory = '/path...
What do 'lazy' and 'greedy' mean in the context of regular expressions?
Could someone explain these two terms in an understandable way?
12 Answers
12
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“Inner exception” (with traceback) in Python?
... raise.
import sys
class MyException(Exception): pass
try:
raise TypeError("test")
except TypeError, e:
raise MyException(), None, sys.exc_info()[2]
Always do this when catching one exception and re-raising another.
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