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Using {} in a case statement. Why?
... case 42:
int x = GetSomeValue();
return a * x;
case 1337:
int x = GetSomeOtherValue(); //ERROR
return a * x;
}
You will get a compiler error because x is already defined in the scope.
Separating these to their own sub-scope will eliminate the need to declare ...
Extracting specific columns from a data frame
...o you.
– Aren Cambre
Aug 16 '18 at 13:58
4
Given the furious rate of change in the tidyverse, I w...
How can I have a newline in a string in sh?
...
369
The solution is to use $'string', for example:
$ STR=$'Hello\nWorld'
$ echo "$STR" # quotes a...
How to display the current year in a Django template?
...
328
The full tag to print just the current year is {% now "Y" %}. Note that the Y must be in quote...
Go Unpacking Array As Arguments
...
answered Jul 9 '13 at 19:01
Hunter McMillenHunter McMillen
49.8k2020 gold badges103103 silver badges154154 bronze badges
...
Crontab - Run in directory
...
332
All jobs are executed by a shell, so start that shell snippet by a command to change the direc...
How to add lines to end of file on Linux
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235
The easiest way to redirect the output of the echo by >>
echo 'VNCSERVERS="1:root"' >...
Positioning a div near bottom side of another div
...
Tested and working on Firefox 3, Chrome 1, and IE 6, 7 and 8:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
"http://www.w3.org/TR/html4/strict.dtd">
<html><body>
<div style='background-color: yellow; width: ...
Apply CSS styles to an element depending on its child elements
...
Nisse Engström
4,46499 gold badges2323 silver badges3737 bronze badges
answered Feb 24 '10 at 14:13
KP.KP.
12.2k3...
what is the difference between a portlet and a servlet?
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answered Sep 26 '09 at 6:13
topcheftopchef
16.3k77 gold badges5757 silver badges9898 bronze badges
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