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InputStream from a URL

... Calling this method in UI thread in Android will raise an exception. Do it in a background thread. Use Bolts-Android – Behrouz.M Mar 6 '19 at 10:16 ...
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How do I concatenate or merge arrays in Swift?

...ith Sequence's flatMap(_:) method Swift provides a flatMap(_:) method for all types that conform to Sequence protocol (including Array). flatMap(_:) has the following declaration: Returns an array containing the concatenated results of calling the given transformation with each element of this ...
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TortoiseSVN icons not showing up under Windows 7

I can't seem to get the icons to display under Windows 7 and I really miss this from Windows XP. 31 Answers ...
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Verifying signed git commits?

...o get access to the raw gpg status information, which is machine-readable, allowing automated implementation of signing policy. Add a --raw option to make verify-tag produce the gpg status information on standard error instead of the human-readable format. Plus: verify-tag exits success...
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Determine project root from a running node.js application

...uire.main === module Because module provides a filename property (normally equivalent to __filename), the entry point of the current application can be obtained by checking require.main.filename. So if you want the base directory for your app, you can do: var path = require('path'); var appD...
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How can I rename a field for all documents in MongoDB?

...above are: { upsert:false, multi:true }. You need the multi:true to update all your records. Or you can use the former way: remap = function (x) { if (x.additional){ db.foo.update({_id:x._id}, {$set:{"name.last":x.name.additional}, $unset:{"name.additional":1}}); } } db.foo.find().forEach...
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Check if a class has a member function of a given signature

...oid ReportMemUsage(const TMap& m, std::true_type) { // We may call used_memory() on m here. } template<typename TMap> void ReportMemUsage(const TMap&, std::false_type) { } template<typename TMap> void ReportMemUsage(const TMap& m) { ReportMemUsage(m, std:...
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How can I get a web site's favicon?

Simple enough question: I've create a small app that is basically just a favourites that sits in my system tray so that I can open often-used sites/folders/files from the same place. Getting the default icons from my system for known file types isn't terribly complicated, but I don't know how to get...
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Finding a branch point with Git?

... B. Here are three ways that I found, after a bit of tinkering: 1. visually, with gitk: You should visually see a tree like this (as viewed from master): or here (as viewed from topic): in both cases, I've selected the commit that is B in my graph. Once you click on it, its full SHA is p...
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Java: int array initializes with nonzero elements

...here it is not. Such a behavior occurs first in JDK 7u4 and also occurs in all later updates (I use 64-bit implementation). The following code throws exception: ...