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Why would a post-build step (xcopy) occasionally exit with code 2 in a TeamCity build?
...ying is a file or a directory. This error will appear as "exited with code 2". When you run the same xcopy at a command prompt, you'll see that xcopy is asking for a response of file or directory.
To resolve this issue with an automated build, you can echo in a pre-defined response with a pipe.
To...
List comprehension vs map
...n map needs a lambda:
$ python -mtimeit -s'xs=range(10)' 'map(lambda x: x+2, xs)'
100000 loops, best of 3: 4.24 usec per loop
$ python -mtimeit -s'xs=range(10)' '[x+2 for x in xs]'
100000 loops, best of 3: 2.32 usec per loop
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How to pass optional arguments to a method in C++?
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edited May 25 '18 at 10:44
AustinWBryan
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Gson: Directly convert String to JsonObject (no POJO)
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edited Nov 19 '15 at 12:56
pixel
19.6k2828 gold badges106106 silver badges175175 bronze badges
answe...
Benchmarking (python vs. c++ using BLAS) and (numpy)
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jfsjfs
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Is there a way to pass optional parameters to a function?
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The Python 2 documentation, 7.6. Function definitions gives you a couple of ways to detect whether a caller supplied an optional parameter.
First, you can use special formal parameter syntax *. If the function definition has a formal p...
Pointers in C: when to use the ampersand and the asterisk?
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622
You have pointers and values:
int* p; // variable p is pointer to integer type
int i; // integ...
How to dynamically compose an OR query filter in Django?
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162
You could chain your queries as follows:
values = [1,2,3]
# Turn list of values into list of Q...
Android Fragment lifecycle over orientation changes
Using the compatibility package to target 2.2 using Fragments.
7 Answers
7
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How can I round a number in JavaScript? .toFixed() returns a string?
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127
It returns a string because 0.1, and powers thereof (which are used to display decimal fraction...