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How to select only the first rows for each unique value of a column
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answered Jan 11 '11 at 20:50
gbngbn
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How can I update my ADT in Eclipse?
... name.
It will list the updates available- which should ideally be adt 20.xx
Eclipse will restart and hopefully everything should work fine for you.
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How to set proxy for wget?
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430
For all users of the system via the /etc/wgetrc or for the user only with the ~/.wgetrc file:
u...
Can't resize UIView in IB
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edited Jul 6 '09 at 15:50
answered Jul 6 '09 at 15:44
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What does it mean in shell when we put a command inside dollar sign and parentheses: $(command)
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– Jonathan Leffler
Aug 1 '13 at 4:03
7
Technically, $(echo foo) creates a command substitution,...
Why is this program valid? I was trying to create a syntax error
...bar)
to be written as
new Foo $bar
So that means
Syntax error ! exit 0;
is the same as
error->Syntax(! exit 0);
or
error->Syntax(!exit(0));
Not only is it valid syntax, it doesn't result in a run-time error because the first thing executed is exit(0).
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Building C# Solution in Release mode using MSBuild.exe
...r solution(*.sln)] /t:Build /p:Configuration=Release /p:TargetFramework=v4.0
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CSS - How to Style a Selected Radio Buttons Label?
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303
.radio-toolbar input[type="radio"] {
display: none;
}
.radio-toolbar label {
disp...
Should I use multiplication or division?
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Python:
time python -c 'for i in xrange(int(1e8)): t=12341234234.234 / 2.0'
real 0m26.676s
user 0m25.154s
sys 0m0.076s
time python -c 'for i in xrange(int(1e8)): t=12341234234.234 * 0.5'
real 0m17.932s
user 0m16.481s
sys 0m0.048s
multiplication is 33% faster
Lua:
time lua ...
How to split strings across multiple lines in CMake?
...project, to never create lines in text files that exceed a line length of 80, so they are easily editable in all kinds of editors (you know the deal). But with CMake I get the problem that I do not know how to split a simple string into multiple lines to avoid one huge line. Consider this basic code...