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In Python, if I return inside a “with” block, will the file still close?

...he python process terminates in an unusual way of course). It is also mentioned in one of the examples of PEP-343 which is the specification for the with statement: with locked(myLock): # Code here executes with myLock held. The lock is # guaranteed to be released when the block is left (...
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an htop-like tool to display disk activity in linux [closed]

I am looking for a Linux command-line tool that would report the disk IO activity. Something similar to htop would be really cool. Has someone heard of something like that? ...
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Virtual functions and performance - C++

In my class design, I use abstract classes and virtual functions extensively. I had a feeling that virtual functions affects the performance. Is this true? But I think this performance difference is not noticeable and looks like I am doing premature optimization. Right? ...
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UINavigationBar Hide back Button Text

How can I hide the Back Button Text from an UINavigation Controller? I will only have the " 31 Answers ...
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Why is IntelliJ 13 IDEA so slow after upgrading from version 12?

While using IntelliJ 13 ultimate edition for a week, it just seems really slow. 20 Answers ...
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How to make an HTTP POST web request

...d approach, and is asynchronous and high performance. Use the built-in version in most cases, but for very old platforms there is a NuGet package. using System.Net.Http; Setup It is recommended to instantiate one HttpClient for your application's lifetime and share it unless you have a specific ...
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Node.js or Erlang

...rning curve, you will get more out of it since you will be learning a functional programming language. Also, since Erlang is specifically designed to create reliable, highly concurrent systems, you will learn plenty about creating highly scalable services at the same time. ...
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Why should I use Restify?

... Corrigendum: this information is now wrong, keep scrolling! there was an issue with the script causing the Restify test to be conducted on an unintended route. This caused the connection to be kept alive causing improved performance due to reduced...
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in_array multiple values

... Intersect the targets with the haystack and make sure the intersection is precisely equal to the targets: $haystack = array(...); $target = array('foo', 'bar'); if(count(array_intersect($haystack, $target)) == count($target)){ // all of $target is in $haystack } Note that you only n...
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Add subdomain to localhost URL

I am writing an web application that behaves differently depending on a url prefix. The format is something like: 5 Answers...