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XMLHttpRequest status 0 (responseText is empty)
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There's a conflict because submitting a form has some default behavior that you need to prevent if you're handling the event and making an ajax call yourself. You can prevent the default behaviour by taking the event in your handler and calling e.preventDefault()
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Remove accents/diacritics in a string in JavaScript
...lee"
Two things are happening here:
normalize()ing to NFD Unicode normal form decomposes combined graphemes into the combination of simple ones. The è of Crème ends up expressed as e + ̀.
Using a regex character class to match the U+0300 → U+036F range, it is now trivial to globally get rid ...
What is NoSQL, how does it work, and what benefits does it provide? [closed]
...orks differently, but the basic idea is to offer better scalability and performance by using DB models that don't support all the functionality of a generic RDBMS, but still enough functionality to be useful. In a way it's like MySQL, which at one time lacked support for transactions but, exactly be...
Is C++ context-free or context-sensitive?
...uring machines.
In the example program, the prime computation could be performed by a linear-bounded Turing machine, so it does not quite prove Turing equivalence, but the important part is that the parser needs to perform the computation in order to perform syntactic analysis. It could have been a...
Use Font Awesome Icon in Placeholder
... fonts when the input is not empty. Combine it with jQuery like this.
<form role="form">
<div class="form-group">
<input type="text" class="form-control empty" id="iconified" placeholder="&#xF002;"/>
</div>
</form>
With this CSS:
input.empty {
font-f...
Visual Studio “Could not copy” … during build
...close your application through coding. Here is the code...
System.Windows.Forms.Application.Exit();
You have to put this code in to the form's closing event in all form. Example:
private void frm_menu_FormClosing(object sender, FormClosingEventArgs e)
{
System.Windows.Forms.Application.Exit(...
I have an error: setOnItemClickListener cannot be used with a spinner, what is wrong?
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Simply change your implementation form setOnItemClickListener to setOnItemSelectedListener. Your code should work fine afterwards without error.
Java:
convertto.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
@Override
p...
How to parse/read a YAML file into a Python object? [duplicate]
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If your YAML file looks like this:
# tree format
treeroot:
branch1:
name: Node 1
branch1-1:
name: Node 1-1
branch2:
name: Node 2
branch2-1:
name: Node 2-1
And you've installed PyYAML like this:
pip in...
jQuery Data vs Attr?
...ing the hyphenated key in javascript.
For HTML, keep using the hyphenated form. HTML attributes are supposed to get ASCII-lowercased automatically, so <div data-foobar></div>, <DIV DATA-FOOBAR></DIV>, and <dIv DaTa-FoObAr></DiV> are supposed to be treated as iden...
How are zlib, gzip and zip related? What do they have in common and how are they different?
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Short form:
.zip is an archive format using, usually, the Deflate compression method. The .gz gzip format is for single files, also using the Deflate compression method. Often gzip is used in combination with tar to make a compre...