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How to get duration, as int milli's and float seconds from ?

I'm trying to use chrono library for timers and durations. 4 Answers 4 ...
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C++: Rounding up to the nearest multiple of a number

OK - I'm almost embarrassed posting this here (and I will delete if anyone votes to close) as it seems like a basic question. ...
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iOS application: how to clear notifications?

...onBadgeNumber: 0]; to clear said notifications. It might seem a bit weird, and Apple might provide a more intuitive way to do this in the future, but for the time being it's the official way. Myself, I use this snippet: [[UIApplication sharedApplication] setApplicationIconBadgeNumber: 0]; [[UIAppl...
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Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.10:test

...t five days now looking for a fix to this issue, but I cannot seem to find and fix it on my own, mainly because I am so new to both Maven and PlayN so I'm not entirely sure at what I'm looking at exactly. But, it is clearly fizzing up at building the core. Seems it can't download an "artifact filt...
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Get file name and extension in Ruby

...m working on a program to download a video from YouTube, convert it to MP3 and create a directory structure for the files. ...
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omp parallel vs. omp parallel for

...r specifying a parallel construct containing one worksharing construct and no other statements. Permitted clauses are the union of the clauses allowed for the parallel and worksharing contructs. Taken from http://www.openmp.org/mp-documents/OpenMP3.0-SummarySpec.pdf The specs for OpenMP are...
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How to change Navigation Bar color in iOS 7?

... you set the translucent property to NO. Availability Available in iOS 7.0 and later. Declared In UINavigationBar.h Code NSArray *ver = [[UIDevice currentDevice].systemVersion componentsSeparatedByString:@"."]; if ([[ver objectAtIndex:0] intValue] >= 7) { // iOS 7.0 or later self.navig...
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What is the yield keyword used for in C#?

...uced in C# 2.0. In earlier versions you had to create your own IEnumerable and IEnumerator objects to do stuff like this. The easiest way understand code like this is to type-in an example, set some breakpoints and see what happens. Try stepping through this example: public void Consumer() { f...
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What is the difference between string primitives and String objects in JavaScript?

... JavaScript has two main type categories, primivites and objects. var s = 'test'; var ss = new String('test'); The single quote/double quote patterns are identical in terms of functionality. That aside, the behaviour you are trying to name is called auto-boxing. So what actu...
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Example for boost shared_mutex (multiple reads/one write)?

I have a multithreaded app that has to read some data often, and occasionally that data is updated. Right now a mutex keeps access to that data safe, but it's expensive because I would like multiple threads to be able to read simultaneously, and only lock them out when an update is needed (the updat...