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Start/Stop and Restart Jenkins service on Windows
I have downloaded "jenkins-1.501.zip" from http://jenkins-ci.org/content/thank-you-downloading-windows-installer .
8 Ans...
Object reference not set to an instance of an object.Why doesn't .NET show which object is `null`?
...
(For information about the new exception helper in Visual Studio 2017 see the end of this answer)
Consider this code:
String s = null;
Console.WriteLine(s.Length);
This will throw a NullReferenceException in the second line an...
How to declare variable and use it in the same Oracle SQL script?
...rings?
– Ecropolis
Jun 18 '14 at 15:01
@Ecropolis - yes, in SQL Plus use period by default. Use SET CONCAT to define t...
Python __str__ versus __unicode__
... them for compatibility reasons. Generally, you should put all your string formatting in __unicode__(), and create a stub __str__() method:
def __str__(self):
return unicode(self).encode('utf-8')
In 3.0, str contains characters, so the same methods are named __bytes__() and __str__(). These b...
Why is it bad style to `rescue Exception => e` in Ruby?
...StandardError and you need a variable with the exception, you can use this form:
begin
# iceberg!
rescue => e
# lifeboats
end
which is equivalent to:
begin
# iceberg!
rescue StandardError => e
# lifeboats
end
One of the few common cases where it’s sane to rescue from Exceptio...
SSRS chart does not show all labels on Horizontal axis
... worked for me to get the correct date values to display. I had values of '01/31/2014', '02/30/2014', etc. Instead, it was displaying '02/01/2014', '03/01/2014', etc. SSRS was rounding to the nearest month apparently...
– JoshNaro
Nov 21 '14 at 22:08
...
How to get string objects instead of Unicode from JSON?
...eritems()
}
# if it's anything else, return it in its original form
return data
Example usage:
>>> json_loads_byteified('{"Hello": "World"}')
{'Hello': 'World'}
>>> json_loads_byteified('"I am a top-level string"')
'I am a top-level string'
>>> json_load...
Instance variables vs. class variables in Python
...
Same question at Performance of accessing class variables in Python - the code here adapted from @Edward Loper
Local Variables are the fastest to access, pretty much tied with Module Variables, followed by Class Variables, followed by Instance ...
How should I unit test threaded code?
...seems to be great for single thread programs and algorithms that have some form of concurrency but don't really interract with each other. I don't think it will work well testing a truely parrallel algoritm.
– Nicolas Bousquet
Jul 25 at 18:24
...
Permutations in JavaScript?
...
Accessing globals in your function, bad form!
– Shmiddty
Oct 15 '16 at 14:54
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