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What really happens in a try { return x; } finally { x = null; } statement?
I saw this tip in another question and was wondering if someone could explain to me how on earth this works?
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How can I strip first and last double quotes?
I want to strip double quotes from:
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Iterating through a Collection, avoiding ConcurrentModificationException when removing objects in a
We all know you can't do the following because of ConcurrentModificationException :
26 Answers
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How Do You Clear The IRB Console?
How do you clear the IRB console screen?
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How do I add the contents of an iterable to a set?
What is the "one [...] obvious way" to add all items of an iterable to an existing set ?
6 Answers
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How can I check if an ip is in a network in Python?
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An efficient way to transpose a file in Bash
I have a huge tab-separated file formatted like this
29 Answers
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Openstreetmap: embedding map in webpage (like Google Maps)
Is there a way to embed/mashup the OpenStreetMap in your page (like the way Google Maps API works)?
8 Answers
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How do C++ class members get initialized if I don't do it explicitly?
Suppose I have a class with private memebers ptr , name , pname , rname , crname and age . What happens if I don't initialize them myself? Here is an example:
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Fetch frame count with ffmpeg
Does anyone know how to fetch the number of total frames from a video file using ffmpeg? The render output of ffmpeg shows the current frame and I need the frame count to calculate the progress in percent.
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