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NSDictionary - Need to check whether dictionary contains key-value pair or not
...UInteger mCount = [xyz count];. Both of these answers are documented well and easily found in the NSDictionary class reference ([1] [2]).
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Pass all variables from one shell script to another?
...E) before executing the 2nd script.
Source the 2nd script, i.e. . test2.sh and it will run in the same shell. This would let you share more complex variables like arrays easily, but also means that the other script could modify variables in the source shell.
UPDATE:
To use export to set an enviro...
What is the “realm” in basic authentication
I'm setting up basic authentication on a php site and found this page on the php manual showing the set up. What does "realm" mean here in the header?
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What is the dependency inversion principle and why is it important?
What is the dependency inversion principle and why is it important?
16 Answers
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Why should I avoid std::enable_if in function signatures
Scott Meyers posted content and status of his next book EC++11.
He wrote that one item in the book could be "Avoid std::enable_if in function signatures" .
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How to redirect to a dynamic login URL in ASP.NET MVC
...u're going to piggyback on the built-in ASP.NET FormsAuthentication class (and there's no good reason you shouldn't), something at the end of the day is going to call FormsAuthentication.RedirectToLoginPage() which is going to look at the one configured URL. There's only one login URL, ever, and tha...
Best practice for embedding arbitrary JSON in the DOM?
...given using
the type attribute, the src attribute must not be specified, and the
contents of the script element must conform to the requirements
defined for the format used."
Read here: http://dev.w3.org/html5/spec/Overview.html#the-script-element
You've done exactly that. What is not to lo...
How to merge two arrays in JavaScript and de-duplicate items
...ijendra","Singh"];
var array2 = ["Singh", "Shakya"];
// Merges both arrays and gets unique items
var array3 = array1.concat(array2).unique();
This will also preserve the order of the arrays (i.e, no sorting needed).
Since many people are annoyed about prototype augmentation of Array.prototype and ...
A Regex that will never be matched by anything
...a stupid question, but I had a long talk with some of my fellow developers and it sounded like a fun thing to think of.
26 ...
How is the 'use strict' statement interpreted in Node.js? [duplicate]
I have started to explore the Node.js and wrote many demo web application, to understand the flow of Node.js, Express.js, jade, etc..
...