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How to change href of tag on button click through javascript
...hghj</a>
<script type="text/javascript">
document.getElementById("myLink").onclick = function() {
document.getElementById("abc").href="xyz.php";
return false;
};
</script>
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How to send a message to a particular client with socket.io
...the client, listen for emits from the server called 'receivedMessage', and by reading the data you can handle who it came from and the message that was sent.
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There is already an open DataReader associated with this Command which must be closed first
... when iterating over the results of some query.
This can be easily solved by allowing MARS in your connection string. Add MultipleActiveResultSets=true to the provider part of your connection string (where Data Source, Initial Catalog, etc. are specified).
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Could not load type 'System.Runtime.CompilerServices.ExtensionAttribute' from assembly 'mscorlib
...se.
After many hours of searching, I found out that the problem was caused by an error I made in the query.
Fixing it made it work perfectly. It had nothing to do with the version of the Framework
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Design Pattern for Undo Engine
...of all the commands that have been executed and you can roll them back one by one.
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Error handling in getJSON calls
...
success: callback
});
You can handle errors in two ways: generically (by configuring your AJAX calls before actually calling them) or specifically (with method chain).
'generic' would be something like:
$.ajaxSetup({
"error":function() { alert("error"); }
});
And the 'specific' way:
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get all keys set in memcached
... note that stats cachedump is an undocumented feature and is not supported by the memcached team. It is meant for debugging only and not intended for production use.
– mikewied
Oct 24 '13 at 21:23
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Is it possible to set the equivalent of a src attribute of an img tag in CSS?
...e.png);">
How it works:
The image is shrunk until no longer visible by the width & height.
Then, you need to 'reset' the image size with padding. This
one gives a 16x16 image. Of course you can use padding-left /
padding-top to make rectangular images.
Finally, the new image is put there...
Detect when browser receives file download
...);
}
function setCursor( docStyle, buttonStyle ) {
document.getElementById( "doc" ).style.cursor = docStyle;
document.getElementById( "button-id" ).style.cursor = buttonStyle;
}
function setFormToken() {
var downloadToken = new Date().getTime();
document.getElementById( "downloadTo...
Android - shadow on text?
...gdroid's resources from above)
TextView infoTextView = (TextView) findViewById(R.id.info);
infoTextView.setTextAppearance(getApplicationContext(),
R.style.AudioFileInfoOverlayText);
The signature for setTextAppearance is
public void setTextAppearance (Context context, int resid)
...