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How do I SET the GOPATH environment variable on Ubuntu? What file must I edit?
...r GOPATH or GOROOT.
GOPATH by default is under your user/home directory.
From the documentation:
If no GOPATH is set, it is assumed to be $HOME/go on Unix systems and %USERPROFILE%\go on Windows. If you want to use a custom location as your workspace, you can set the GOPATH environment variabl...
Convert Float to Int in Swift
...nversion (found in section labeled "Integer and Floating-Point Conversion" from "The Swift Programming Language."[iTunes link])
1> Int(3.4)
$R1: Int = 3
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Youtube iframe wmode issue
...a video on a website however the embed code that gets loaded in the iframe from youtube doesnt have wmode="Opaque", therefore the modal boxes on the page are shown beneath the youtube video.
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Printing everything except the first field with awk
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Best answer! Upvoted. How's it different from just using 1? I wonder the usage of this pattern and wanted to understand that. thanks!
– Abhijeet Rastogi
Apr 16 at 15:23
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Import text file as single character string
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Here's a variant of the solution from @JoshuaUlrich that uses the correct size instead of a hard-coded size:
fileName <- 'foo.txt'
readChar(fileName, file.info(fileName)$size)
Note that readChar allocates space for the number of bytes you specify, so r...
Rounding a double to turn it into an int (java)
...to (int) Math.floor(f+0.5).
No need to cast to int. Maybe it was changed from the past.
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How can I set response header on express.js assets
...s: cors. [see @mscdex answer]
This is how to set custom response headers, from the ExpressJS DOC
res.set(field, [value])
Set header field to value
res.set('Content-Type', 'text/plain');
or pass an object to set multiple fields at once.
res.set({
'Content-Type': 'text/plain',
'Content-Len...
Removing array item by value
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to remove $rm_val from $arr
unset($arr[array_search($rm_val, $arr)]);
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Is there a way to quickly find files in Visual Studio 2010?
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this addin will very usefule to quickly open files from visual studio by pressong CTRL + K + O
http://visualstudiogallery.msdn.microsoft.com/en-us/3eb2f230-2728-4d5f-b448-4c0b64154da7
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Positioning element at center of screen
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If you have a fixed div just absolute position it at 50% from the top and 50% left and negative margin top and left of half the height and width respectively. Adjust to your needs:
div {
position: absolute;
top: 50%;
left: 50%;
width: 500px;
height: 300px;
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