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How to add elements to an empty array in PHP?
If I define an array in PHP such as (I don't define its size):
8 Answers
8
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Xml Namespace breaking my xpath! [duplicate]
...ive it a named prefix and use that in your xpath queries.
For example, in php (since you didn't specify a language) using DOMXPath you could do something like this:
$xpath = new DOMXPath($document);
$xpath->registerNamespace('x', 'http://schemas.microsoft.com/sharepoint/soap/');
$xpath->quer...
.gitignore all the .DS_Store files in every folder and subfolder
...k the problem you're having is that in some earlier commit, you've accidentally added .DS_Store files to the repository. Of course, once a file is tracked in your repository, it will continue to be tracked even if it matches an entry in an applicable .gitignore file.
You have to manually remove th...
How to draw circle in html page?
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On second thought, you may want to stick a   inside that <div> to make sure it gets displayed. Otherwise, the browser might ignore it.
– ryanoshea
Aug 3 '11 at 5:06
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Implement touch using Python?
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On Python2.7: pip install pathlib
– Andre Miras
Oct 24 '17 at 17:54
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PHP学习必看的一些书 - IT书籍推荐 - 清泛网 - 专注C/C++及内核技术
PHP学习必看的一些书对应初学的PHP，应该买什么样的书？到处问人，到处求助？ 该文章列举了一些书籍，感觉还行，特此重新整理了一下。觉得有些言过其实了，或...对应初学的PHP，应该买什么样的书？到处问人，到处求助？ ...
PHP 安装 ZIP 扩展 - 更多技术 - 清泛网 - 专注C/C++及内核技术
PHP 安装 ZIP 扩展php_zip_extension一、安装libzipcd usr local srcwget https: libzip org download libzip-1 3 2 tar gztar zxf libzip-1 3 2 tar gzcd libzip-1 3 2 configuremake && make install如 一、安装libzip
cd /usr/local/src
wget https://libzip.org/download/libzip-1.3.2.tar.gz
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How do I make a semi transparent background?
... id="parent"><a href="" id="content" title="content" rel="home">Example</a></h1>
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What's the difference between array_merge and array + array?
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Source: https://softonsofa.com/php-array_merge-vs-array_replace-vs-plus-aka-union/
Stop using array_merge($defaults, $options):
function foo(array $options)
{
$options += ['foo' => 'bar'];
// ...
}
Note: array_replace function exists since PH...
Two statements next to curly brace in an equation
...{amsmath}
\begin{document}
\begin{equation}
f(x)=\begin{cases}
1, & \text{if $x<0$}.\\
0, & \text{otherwise}.
\end{cases}
\end{equation}
\end{document}
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