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Difference between variable declaration syntaxes in Javascript (including global variables)?

...here are a couple of differences, though in practical terms they're not usually big ones. There's a fourth way, and as of ES2015 (ES6) there's two more. I've added the fourth way at the end, but inserted the ES2015 ways after #1 (you'll see why), so we have: var a = 0; // 1 let a = 0; // 1...
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file_put_contents - failed to open stream: Permission denied

...he server account, but every parent directory of the target directory must allow the server account to navigate into it; I think this would be +x to the permissions. – Erhannis Aug 27 '13 at 7:57 ...
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YouTube API to fetch all videos on a channel

...rly because it only spends 2 quota points instead of 100 (that the search call would spend). – JP de la Torre Nov 12 '16 at 10:28 1 ...
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How to remove all debug logging calls before building the release version of an Android app?

According to Google, I must " deactivate any calls to Log methods in the source code " before publishing my Android app to Google Play. Extract from section 3 of the publication checklist : ...
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Force R not to use exponential notation (e.g. e+10)?

... This is a bit of a grey area. You need to recall that R will always invoke a print method, and these print methods listen to some options. Including 'scipen' -- a penalty for scientific display. From help(options): ‘scipen’: integer. A penalty to be applied wh...
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Split column at delimiter in data frame [duplicate]

...ycling. – The Red Pea Oct 26 '15 at 20:27 add a comment  |  ...
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What is the difference between native code, machine code and assembly code?

...ece of metal that does the actual work) understands and executes directly. All other code must be translated or transformed into machine code before your machine can execute it. Native code: This term is sometimes used in places where machine code (see above) is meant. However, it is also sometimes...
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Unit test naming best practices [closed]

... the method name and in a structured manner. The unit of work can be as small as a single method, a class or as large as multiple classes. It should represent all the things that are to be tested in this test case and are under control. For assemblies I use the typical .Tests ending, which I think...
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Random number generation in C++11: how to generate, how does it work? [closed]

...ad about it (what is that engine , maths term like distribution , "where all integers produced are equally likely "). 2...
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Installing SciPy and NumPy using pip

...t requires both the SciPy and NumPy libraries. While developing, I installed both using 8 Answers ...