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What is non-blocking or asynchronous I/O in Node.js?
...ther hand, fetch is a non-blocking operation as it does not stall alert(3) from execution.
// Blocking: 1,... 2
alert(1);
var value = localStorage.getItem('foo');
alert(2);
// Non-blocking: 1, 3,... 2
alert(1);
fetch('example.com').then(() => alert(2));
alert(3);
Advantages
One advantage of ...
HTML code for an apostrophe
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Comment by Conexion from the edit I rejected: "If you are using HTML5, an apostrophe is defined in the spec as ' . If you are wanting a more backward-compatible code (' is not valid in HTML4), use: ’"
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Prevent segue in prepareForSegue method?
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Tried this in iOS 11.3 SDK from a storyboard segue and "shouldPerformSegueWithIdentifier" did get called automatically
– Menno
Feb 9 '18 at 10:23
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Difference between Visual Basic 6.0 and VBA
... your project. You'll also not be able to create COM DLLs with VBA.
Apart from that, there is a difference in the IDE - the VB 6.0 IDE is more powerful in comparison. On the other hand, you have tight integration of the host application in VBA. Application-global objects (like "ActiveDocument") and...
How large should my recv buffer be when calling recv in the socket library
...looping around if you don't have a complete message and stuffing the bytes from the next recv into the buffer following the partial message. You shouldn't use strstr() on the raw buffer filled by recv() - there's no guarantee that it contains a nul-terminator, so it might cause strstr() to crash.
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What Makes a Method Thread-safe? What are the rules?
...ly not. You can write a program with only a single local variable accessed from a single thread that is nevertheless not threadsafe:
https://stackoverflow.com/a/8883117/88656
Does that apply for static methods as well?
Absolutely not.
One answer, provided by @Cybis, was: "Local variables ...
Best way to clear a PHP array's values
...f you want something more powerful use unset since it also will clear $foo from the symbol table, if you need the array later on just instantiate it again.
unset($foo); // $foo is gone
$foo = array(); // $foo is here again
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How do I 'overwrite', rather than 'merge', a branch on another branch in Git?
...--strategy-option ours) is. Here's a small example to show the two results from using the strategy vs the strategy option. I also recommend reading the question and answers of (Git Merging) When to use 'ours' strategy, 'ours' option and 'theirs' option?
First, setup a repository with 2 branches and ...
How to overlay images
... Tim K.: your code looks fine, except for the CSS. The engine reads CSS from right to left. When you use 'a.gallerypic' it's looks first for 'gallerypic' and then it checks if 'gallerypic' has a 'a' ancestor. To solve this, simple leave the 'a' out, so you get '.gallerypic'. No need for the prece...
iTunes Connect: How to choose a good SKU?
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Sadly no input from other people. As I know, I can commit multiple version under the same SKU Number. Right? Because of that, it does not make sense for me having the version number is part of the SKU. Is it because they think people will c...