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best way to get the key of a key/value javascript object
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If you want to get all keys, ECMAScript 5 introduced Object.keys. This is only supported by newer browsers but the MDC documentation provides an alternative implementation (which also uses for...in btw):
if(!Object.keys) Object.keys = function(o){
if (o !=...
Calculating Pearson correlation and significance in Python
I am looking for a function that takes as input two lists, and returns the Pearson correlation , and the significance of the correlation.
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Pointer arithmetic for void pointer in C
When a pointer to a particular type (say int , char , float , ..) is incremented, its value is increased by the size of that data type. If a void pointer which points to data of size x is incremented, how does it get to point x bytes ahead? How does the compiler know to add x to value of ...
Validation of radio button group using jQuery validation plugin
How to perform validation for a radio button group (one radio button should be selected) using jQuery validation plugin?
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TypeError: p.easing[this.easing] is not a function
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You need to include jQueryUI for the extended easing options.
I think there may be an option to only include the easing in the download, or at least just the base library plus easing.
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JavaScript equivalent of PHP's in_array()
Is there a way in JavaScript to compare values from one array and see if it is in another array?
20 Answers
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How do I put an already-running process under nohup?
I have a process that is already running for a long time and don't want to end it.
11 Answers
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How do I get the find command to print out the file size with the file name?
... -name '*.ear' -exec ls -lh {} \;
just the h extra from jer.drab.org's reply. saves time converting to MB mentally ;)
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Eclipse jump to closing brace
What is the keyboard short cut in Eclipse to jump to the closing brace of a scope?
7 Answers
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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 ...