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xpath find if node exists
Using a xpath query how do you find if a node (tag) exists at all?
6 Answers
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Is there a [Go to file…]?
In modern IDEs, there is a keyboard shortcut to open a file by typing its name without putting your hand on the mouse. For example:
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How can I make setuptools install a package that's not on PyPI?
I've just started working with setuptools and virtualenv. My package requires the latest python-gearman that is only available from GitHub. The python-gearman version that's on PyPI is an old one. The Github source is setuptools-compatible, i.e. has setup.py, etc. Is there a way to make setuptools d...
How to force vim to syntax-highlight a file as html?
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You can also put this into your .vimrc:
au BufReadPost *.ezt set syntax=html
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JavaScript: location.href to open in new window/tab?
...t file from a third party developer. It has a has link which replaces the current page with the target. I want to have this page opened in a new tab.
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.rar, .zip files MIME Type
I'm developing a simple php upload script, and users can upload only ZIP and RAR files.
6 Answers
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jQuery count child elements
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You can use .length with just a descendant selector, like this:
var count = $("#selected li").length;
If you have to use .children(), then it's like this:
var count = $("#selected ul").children().length;
You can test both...
Can I use a min-height for table, tr or td?
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It's not a nice solution but try it like this:
<table>
<tr>
<td>
<div>Lorem</div>
</td>
</tr>
<tr>
<td>
<div>Ipsum</div&...
BeautifulSoup Grab Visible Webpage Text
Basically, I want to use BeautifulSoup to grab strictly the visible text on a webpage. For instance, this webpage is my test case. And I mainly want to just get the body text (article) and maybe even a few tab names here and there. I have tried the suggestion in this SO question that returns l...
Default template arguments for function templates
Why are default template arguments only allowed on class templates? Why can't we define a default type in a member function template? For example:
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