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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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Encode html entities in javascript
I am working in a CMS which allows users to enter content. The problem is that when they add symbols ® , it may not display well in all browsers. I would like to set up a list of symbols that must be searched for, and then converted to the corresponding html entity. For example
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Why not use always android:configChanges=“keyboardHidden|orientation”?
...andle this myself. Yes, I know what I'm doing"
Is this a good thing? We shall soon see...
No worries?
One of the pros you start with is that there is:
no need to worry about your activity been rotated
In many cases, people mistakenly believe that when they have an error that is being genera...
Reference: Comparing PHP's print and echo
...hat while they appear to users as two distinct constructs, they are both really shades of echo if you get down to basics, i.e. look at the internal source code. That source code involves the parser as well as opcode handlers. Consider a simple action such as displaying the number zero. Whether you ...
How to do this using jQuery - document.getElementById(“selectlist”).value
...(s) from the jQuery one, use the following:
$('#selectlist').get(); //get all DOM objects in the jQuery collection
$('#selectlist').get(0); //get the DOM object in the jQuery collection at index 0
$('#selectlist')[0]; //get the DOM objects in the jQuery collection at index 0
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Copying files using rsync from remote server to local machine
Once I've ssh'd into my remote server, what would the command be to copy all files from a directory to a local directory on my machine?
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How to suppress specific MSBuild warning
...ng (e.g. MSB3253) when running MSBuild from command line? My build script calls msbuild.exe much the following way:
5 Answe...
How to change cursor from pointer to finger using jQuery?
This is probably really easy, but I've never done it before. How do you change your cursor to the finger (like for clicking on links) instead of the regular pointer?
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How to add multiple objects to ManyToMany relationship at once in Django ?
...o arguments, use *
add(*[obj1, obj2, obj3])
Addendum:
Django does not call obj.save() for each item but uses bulk_create(), instead.
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How exactly do Django content types work?
I'm really having a difficult time grasping the concept of Django's content types. It feels very hackish and, ultimately, against how Python tends to do things. That being said, if I'm going to use Django then I have to work within the confines of the framework.
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