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Why can't I initialize non-const static member or static array in class?
...a is allowed to be initialized while others are not.
Reference:
C++03 9.4.2 Static data members
§4
If a static data member is of const integral or const enumeration type, its declaration in the class definition can specify a constant-initializer which shall be an integral constant expression (...
warning: [options] bootstrap class path not set in conjunction with -source 1.5
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102
From a blog post:
To use javac from JDK N to cross-compiler to an older platform version, th...
Subset of rows containing NA (missing) values in a chosen column of a data frame
...data frame DF has columns that contain observed values and a column ( VaR2 ) that contains the date at which a measurement has been taken. If the date was not recorded, the CSV file contains the value NA , for missing data.
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What happens if I define a 0-size array in C/C++?
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An array cannot have zero size.
ISO 9899:2011 6.7.6.2:
If the expression is a constant expression, it shall have a value greater than zero.
The above text is true both for a plain array (paragraph 1). For a VLA (variable length array), the behavior is undefine...
Can I export a variable to the environment from a bash script without sourcing it?
...ble, print commands that will set the environment variable:
$ cat set-vars2.sh
#!/bin/bash
echo export FOO=BAR
$ eval "$(./set-vars2.sh)"
$ echo "$FOO"
BAR
A third approach is to have a script that sets your environment variable(s) internally and then invokes a specified command with that environ...
git mv and only change case of directory
...sh pop after. Continuing: To get around this, do the following:
mv foo foo2
git add -A
git commit -m "renaming"
mv foo2 FOO
git add -A
git commit --amend -m "renamed foo to FOO"
That's the drawn out way of changing the working directory, committing and then collapsing the 2 commits. You can just ...
Loop through each row of a range in Excel
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Rachel Hettinger
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answered Sep 23 '09 at 0:19
MikeMike
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{version} wildcard in MVC4 Bundle
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edited Oct 23 '16 at 7:48
Tomas Kubes
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