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How to check if command line tools is installed
I have a macbook pro with OS X 10.8.2.
XCode is installed. I know this as it appears in the Applications directory.
There are also the xcodebuild and xcode-select files in /usr/bin
I need to know if the command line tools is installed.
Is there a command for it?
What can I do to see if XCode CLT is ...
How to delete multiple buffers in Vim?
...; <C-a> instead.
– kostix
Jul 10 '17 at 9:08
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How to draw a rounded Rectangle on HTML Canvas?
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answered Aug 10 '09 at 22:06
Futomi HatanoFutomi Hatano
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Test if number is odd or even
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edited Jan 10 '13 at 21:03
Francisco Luz
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File content into unix variable with newlines
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answered May 7 '10 at 14:44
paxdiablopaxdiablo
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How to index into a dictionary?
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110
Dictionaries are unordered in Python versions up to and including Python 3.6. If you do not ca...
Modifying a query string without reloading the page
...your browser
– Zhenya
May 24 '17 at 10:49
4
in modern browsers you can just do: if (window.histor...
Canvas width and height in HTML5
...1;
ctx.strokeStyle = '#f00';
ctx.fillStyle = '#eff';
ctx.fillRect( 10.5, 10.5, 20, 20 );
ctx.strokeRect( 10.5, 10.5, 20, 20 );
ctx.fillRect( 40, 10.5, 20, 20 );
ctx.strokeRect( 40, 10.5, 20, 20 );
ctx.fillRect( 70, 10, 20, 20 );
ctx.strokeRect( 70, 10, 20, 20 );
ctx.strokeStyle =...
mysql create user if not exists
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What is a plain English explanation of “Big O” notation?
... changes the comparison; and
complexity: if it takes me one second to sort 10,000 elements, how long will it take me to sort one million? Complexity in this instance is a relative measure to something else.
Come back and reread the above when you've read the rest.
The best example of Big-O I can ...