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Get Android .apk file VersionName or VersionCode WITHOUT installing apk

...t programmatically get the version code or version name of my apk from the AndroidManifest.xml file after downloading it and without installing it. ...
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Is it better to specify source files with GLOB or each file individually in CMake?

...ouch" the CMakeLists.txt that does the glob, either by using the touch command or by writing the file with no changes. This will force CMake to re-run and pick up the new file. To fix the second problem you can organize your code carefully into directories, which is what you probably do anyway. In ...
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Representing null in JSON

... Let's evaluate the parsing of each: http://jsfiddle.net/brandonscript/Y2dGv/ var json1 = '{}'; var json2 = '{"myCount": null}'; var json3 = '{"myCount": 0}'; var json4 = '{"myString": ""}'; var json5 = '{"myString": "null"}'; var json6 = '{"myArray": []}'; console.log(JSON.parse(js...
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Difference between size_t and std::size_t

What are the differences between size_t and std::size_t in terms of where they are declared, when they should be used and any other differentiating features? ...
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Why does Lua have no “continue” statement?

I have been dealing a lot with Lua in the past few months, and I really like most of the features but I'm still missing something among those: ...
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Swift native base class or NSObject

I tested out some isa swizzling with Swift, and found that it only works when NSObject is a super-class (directly or further up), or by using the '@objc' decoration. Otherwise it will follow a static- and vtable-dispatch style, like C++. ...
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Why is std::map implemented as a red-black tree?

...bly the two most common self balancing tree algorithms are Red-Black trees and AVL trees. To balance the tree after an insertion/update both algorithms use the notion of rotations where the nodes of the tree are rotated to perform the re-balancing. While in both algorithms the insert/delete operat...
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Iterate through a HashMap [duplicate]

...t value : map.values()) { // ... } Finally, if you want both the key and value, use entrySet(): for (Map.Entry<String, Object> entry : map.entrySet()) { String key = entry.getKey(); Object value = entry.getValue(); // ... } One caveat: if you want to remove items mid-itera...
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Datetime - Get next tuesday

...day, you can use: // This finds the next Monday (or today if it's Monday) and then adds a day... so the // result is in the range [1-7] int daysUntilTuesday = (((int) DayOfWeek.Monday - (int) today.DayOfWeek + 7) % 7) + 1; ... or you could use the original formula, but from tomorrow: DateTime to...
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Apache Prefork vs Worker MPM

Looking at the Apache config file, I see Prefork and Worker MPM defined. What is the difference and which one is Apache using? ...