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Loop inside React JSX
...o allow react to uniquely identify each
// element in this array. see: https://reactjs.org/docs/lists-and-keys.html
rows.push(<ObjectRow key={i} />);
}
return <tbody>{rows}</tbody>;
Incidentally, my JavaScript example is almost exactly what that example of JSX transforms ...
WPF Button with Image
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Associative arrays in Shell scripts
...e ugliest of hacks.
For a verbose, detailed answer with example code see:
https://stackoverflow.com/questions/3467959
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node.js fs.readdir recursive directory search
...case somebody is interested, I've written more about async iterators here: https://qwtel.com/posts/software/async-generators-in-the-wild/
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Are loops really faster in reverse?
...TML collections.
You can also do a performance test on a loop by opening https://blogs.oracle.com/greimer/resource/loop-test.html (does not work if JavaScript is blocked in the browser by, for example, NoScript).
EDIT:
A more recent benchmark created by Milan Adamovsky can be performed in run-ti...
How do I call Objective-C code from Swift?
...le Xcode 6 project that shows how to mix C++, Objective-C and Swift code:
https://github.com/romitagl/shared/tree/master/C-ObjC-Swift/Performance_Console
In particular, the example calls an Objective-C and a C++ function from the Swift.
The key is to create a shared header, Project-Bridging-Heade...
C++ Convert string (or char*) to wstring (or wchar_t*)
.../DIJZK52174
Note (old):
As pointed out in the comments and explained in https://stackoverflow.com/a/17106065/6345 there are cases when using the standard library to convert between UTF-8 and UTF-16 might give unexpected differences in the results on different platforms. For a better conversion, c...
Receive result from DialogFragment
...d) {
Log.d(TAG, "received from fragment: " + id);
}
More info on it: https://developer.android.com/training/basics/fragments/communicating.html
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How does “cat
...
This is called heredoc format to provide a string into stdin. See https://en.wikipedia.org/wiki/Here_document#Unix_shells for more details.
From man bash:
Here Documents
This type of redirection instructs the shell to read input from
the current source until a line
containin...
UTF-8, UTF-16, and UTF-32
...fixed 4 bytes.
Note: UTF-8 can take 1 to 6 bytes with latest convention: https://lists.gnu.org/archive/html/help-flex/2005-01/msg00030.html
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