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What is the most efficient way to deep clone an object in JavaScript?
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Native deep cloning
It's called "structured cloning", works experimentally in Node 11 and later, and hopefully will land in browsers. See this answer for more details.
Fast cloning with data loss - JSON.parse/stringify
If you do not use Dates, funct...
What do the terms “CPU bound” and “I/O bound” mean?
...U (doing calculations). A program that computes new digits of π will typically be CPU-bound, it's just crunching numbers.
A program is I/O bound if it would go faster if the I/O subsystem was faster. Which exact I/O system is meant can vary; I typically associate it with disk, but of course networ...
Which $_SERVER variables are safe?
...ttacker can also control and is therefore a source of an attack. This is called a "tainted" variable, and is unsafe.
2 An...
How to delete all Annotations on a MKMapView
Is there a simple way to delete all the annotations on a map without iterating through all the displayed annotations in Objective-c?
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Why do I need an IoC container as opposed to straightforward DI code? [closed]
...ain can become nested, and it quickly becomes unwieldy to wire them up manually. Even with factories, the duplication of your code is just not worth it.
IoC containers can be complex, yes. But for this simple case I've shown it's incredibly easy.
Okay, let's justify this even more. Let's say ...
Wrap a delegate in an IEqualityComparer
...fying. But I still don't understand your hashing policy of t => 0. If all objects always hash to the same thing (zero), then isn't that even more broken than using obj.GetHashCode, per @Dan Tao's point? Why not always force the caller to provide a good hash function?
– Jo...
Detect URLs in text with JavaScript
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Finally a regex that really works in most obvious case! This one deserves a bookmarking. I tested thousands examples from googles search until i find this.
– Ismael
Jan 16 '15 at 15:11
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Why use strict and warnings?
...tify how much it helps. It should suffice to say that they help unconditionally.
– ikegami
Nov 6 '11 at 19:42
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What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__?
... = "function-name";
appeared, where function-name is the name of the lexically-enclosing function. This name is the unadorned name of the function.
Note that it is not a macro and it has no special meaning during preprocessing.
__func__ was added to C++ in C++11, where it is specified as containi...
Can PostgreSQL index array columns?
... to this question in the documentation. If a column is an array type, will all the entered values be individually indexed?
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