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Convert a series of parent-child relationships into a hierarchical tree?
...o '</ul>';
}
}
You'll only save 8 iterations on a dataset as small as this but on bigger sets it could make a difference.
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How do I remove code duplication between similar const and non-const member functions?
...
class X
{
std::vector<Z> vecZ;
public:
const Z& z(size_t index) const
{
// same really-really-really long access
// and checking code as in OP
// ...
return vecZ[index];
}
Z& z(size_t index)
{
// One line. One ugly, ugly line - but ju...
include antiforgerytoken in ajax post ASP.NET MVC
...oller:
public class HomeController : Controller
{
public ActionResult Index()
{
return View();
}
[HttpPost]
[ValidateAntiForgeryToken]
public ActionResult Index(string someValue)
{
return Json(new { someValue = someValue });
}
}
View:
@using (Html...
Difference between local and global indexes in DynamoDB
I'm curious about these two secondary indexes and differences between them. It is hard to imagine how this looks like. And I think, this will help more people than just me.
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SHA1 vs md5 vs SHA256: which to use for a PHP login?
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Neither. You should use bcrypt. The hashes you mention are all optimized to be quick and easy on hardware, and so cracking them share the same qualities. If you have no other choice, at least be sure to use a long salt and re-hash multiple times.
Using bcrypt in PHP 5.5+
PHP 5.5 of...
How to compare arrays in JavaScript?
...de a little test tool for both of the functions.
Bonus: Nested arrays with indexOf and contains
Samy Bencherif has prepared useful functions for the case you're searching for a specific object in nested arrays, which are available here: https://jsfiddle.net/SamyBencherif/8352y6yw/
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In HTML I can make a checkmark with ✓ . Is there a corresponding X-mark?
...k correctly. Here's a good link to more symbols: danshort.com/HTMLentities/index.php?w=dingb
– Nathan Prather
Aug 26 '12 at 15:25
1
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How do you get the index of the current iteration of a foreach loop?
...rrently on, MoveNext updates Current to the next object.
The concept of an index is foreign to the concept of enumeration, and cannot be done.
Because of that, most collections are able to be traversed using an indexer and the for loop construct.
I greatly prefer using a for loop in this situation c...
PHP - iterate on string characters
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Just note that you're calling strlen() on each iteration. Not a terrible thing, since PHP has the length precalculated, but still a function call. If you have a need for speed, better save that in a variable before starting the loop.
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如何编写一个独立的 PHP 扩展（译） - 更多技术 - 清泛网 - 专注C/C++及内核技术
如何编写一个独立的 PHP 扩展（译）how-to-create-a-php-extension本文翻译自 PHP 源码中的 README.SELF-CONTAINED-EXTENSIONS。文中标记了注的内容均为自己添加。内容有点老，也挺啰嗦，没讲什么深入的...本文翻译自 PHP 源码中的 README.SELF-CONTAI...