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In STL maps, is it better to use map::insert than []?
A while ago, I had a discussion with a colleague about how to insert values in STL maps . I preferred map[key] = value; because it feels natural and is clear to read whereas he preferred map.insert(std::make_pair(key, value)) .
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How to enable cross-origin resource sharing (CORS) in the express.js framework on node.js
I'm trying to build a web server in node.js that will support cross-domain scripting, while still providing static files from a public directory. I'm using the express.js and am not really sure how to allow cross-domain scripting ( Access-Control-Allow-Origin: * ).
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Why do we need entity objects? [closed]
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I think it comes down to how complicated the "logic" of the application is, and where you have implemented it. If all your logic is in stored procedures, and all your application does is call those procedures and display the res...
How to store standard error in a variable
Let's say I have a script like the following:
18 Answers
18
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Split List into Sublists with LINQ
Is there any way I can separate a List<SomeObject> into several separate lists of SomeObject , using the item index as the delimiter of each split?
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How to move out of auto-completed brackets in IntelliJ IDEA (without using the arrow keys)?
I recently switched from Eclipse to IntelliJ IDEA, and found myself wondering how to move the cursor out of a pair of auto-completed brackets.
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How to deal with cyclic dependencies in Node.js
I've been working with nodejs lately and still getting to grips with the module system so apologies if this is an obvious question. I want code roughly like the following below:
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How to generate a random number between a and b in Ruby?
... Ruby 1.9.3 Kernel#rand also accepts ranges
rand(a..b)
http://www.rubyinside.com/ruby-1-9-3-introduction-and-changes-5428.html
Converting to array may be too expensive, and it's unnecessary.
(a..b).to_a.sample
Or
[*a..b].sample
Array#sample
Standard in Ruby 1.8.7+.
Note: was named #...
How are Anonymous inner classes used in Java?
What is the use of anonymous classes in Java? Can we say that usage of anonymous class is one of the advantages of Java?
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Date ticks and rotation in matplotlib
I am having an issue trying to get my date ticks rotated in matplotlib. A small sample program is below. If I try to rotate the ticks at the end, the ticks do not get rotated. If I try to rotate the ticks as shown under the comment 'crashes', then matplot lib crashes.
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