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Import a file from a subdirectory?
...nguage shouldn't impose its way of loading files across the filesystem. In PHP we solved the problem by letting the userland code register multiple autoloading functions that are called when a namespace/class is missing. Then the community has produced the PSR-4 standard and Composer implements it, ...
What's the difference between isset() and array_key_exists()? [duplicate]
How do the following two function calls compare:
8 Answers
8
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What's quicker and better to determine if an array key exists in PHP?
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@FrancescoPasa Well, "search for the keys" is what PHP documentation says. Other than that, I can't tell if "search" to them means something completely different to what it means to me.
– Rain
Apr 22 at 6:09
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GPU Emulator for CUDA programming without the hardware [closed]
Question: Is there an emulator for a Geforce card that would allow me to program and test CUDA without having the actual hardware?
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Biggest advantage to using ASP.Net MVC vs web forms
... Test Driven Development" over any other method ? I'm also confused how it allows RESTful urls when HttpContext.RewritePath Method (String) has been around since .NET 2.0 ?
– Mark Broadhurst
Sep 9 '10 at 15:48
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Insert new item in array on any position in PHP
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Also in PHP manual, example #1: php.net/manual/en/function.array-splice.php
– marcovtwout
Dec 3 '12 at 13:16
3
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How do you create optional arguments in php?
...ument must be a constant expression. It can't be a variable or a function call.
If you need this functionality however:
function foo($foo, $bar = false)
{
if(!$bar)
{
$bar = $foo;
}
}
Assuming $bar isn't expected to be a boolean of course.
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How can one close HTML tags in Vim quickly?
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I have installed this. It doesn't completed close tag automatically.What is the shortkey? I try Ctrl-_, but this make small font of my terminal.
– alhelal
Apr 3 '18 at 1:25
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How do I execute a string containing Python code in Python?
...;>> x
4
However, the first step should be to ask yourself if you really need to. Executing code should generally be the position of last resort: It's slow, ugly and dangerous if it can contain user-entered code. You should always look at alternatives first, such as higher order functions, ...
Get the subdomain from a URL
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Anyone have any great ideas besides
storing a list of all TLDs?
No, because each TLD differs on what counts as a subdomain, second level domain, etc.
Keep in mind that there are top level domains, second level domains, and subdomains. Technically speaking, everything except ...