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Performance difference for control structures 'for' and 'foreach' in C#
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130
Well, it partly depends on the exact type of list. It will also depend on the exact CLR you're...
What does the WPF star do (Width=“100*”)
...r Height="*" means proportional sizing.
For example: to give 30% to column 1 and 70% to column 2 -
<ColumnDefinition Width="3*" />
<ColumnDefinition Width="7*" />
And likewise for rows -
<RowDefinition Height="3*" />
<RowDefinition Height="7*" />
The numbers do not ha...
How to use RSpec's should_raise with any kind of exception?
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expect { some_method }.to raise_error
RSpec 1 Syntax:
lambda { some_method }.should raise_error
See the documentation (for RSpec 1 syntax) and RSpec 2 documentation for more.
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How to keep index when using pandas merge
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169
In [5]: a.reset_index().merge(b, how="left").set_index('index')
Out[5]:
col1 to_merge_...
How do I use valgrind to find memory leaks?
...\
--log-file=valgrind-out.txt \
./executable exampleParam1
The flags are, in short:
--leak-check=full: "each individual leak will be shown in detail"
--show-leak-kinds=all: Show all of "definite, indirect, possible, reachable" leak kinds in the "full" report.
--track-origins=ye...
C# equivalent to Java's charAt()?
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201
You can index into a string in C# like an array, and you get the character at that index.
Examp...
AJAX POST and Plus Sign ( + ) — How to Encode?
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157
Use encodeURIComponent() in JS and in PHP you should receive the correct values.
Note: When ...
What are Vertex Array Objects?
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102
"Vertex Array Object" is brought to you by the OpenGL ARB Subcommittee for Silly Names.
Think...
How to convert lazy sequence to non-lazy in Clojure
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161
doall is all you need. Just because the seq has type LazySeq doesn't mean it has pending evalu...