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Check if a temporary table exists and delete if it exists before creating a temporary table
... a column later, it will give an error saying "invalid column". Please let me know what I am doing wrong.
15 Answers
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unable to locate nuget.exe when building webservice on appharbor
...loy my webservice at appharbor using codeplex.
After trying it the first time and doing some research I found out that I had to use NuGet so the references are being found..
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Get average color of image via Javascript
...://jsfiddle.net/xLF38/818/
Note, this will only work with images on the same domain and in browsers that support HTML5 canvas:
function getAverageRGB(imgEl) {
var blockSize = 5, // only visit every 5 pixels
defaultRGB = {r:0,g:0,b:0}, // for non-supporting envs
canvas = docume...
jQuery UI DatePicker to show month year only
...i.min.js"></script>
<link rel="stylesheet" type="text/css" media="screen" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.7.2/themes/base/jquery-ui.css">
<script type="text/javascript">
$(function() {
$('.date-picker').datepicker( {
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Backbone.js: get current route
Using Backbone, is it possible for me to get the name of the current route? I know how to bind to route change events, but I'd like to be able to determine the current route at other times, in between changes.
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“File not found” when running new LibGDX project
...i
When you run Desktop Project
The application will fail the first time. Open the Run Configuration you just created and set the working directory to the android/assets/ directory!
link your desktop project to android assets folder?
Go to Run => Run Configurations.. => choose Desktop...
How to delete selected text in the vi editor
...ckwise selection mode. Then move with h, j, k and l.
I suggest spending some time with the Vim Tutor (run vimtutor) to get more familiar with Vim in a very didactic way.
See also
This answer to What is your most productive shortcut with Vim? (one of my favorite answers on SO).
Efficient Editing ...
Download File to server from URL
...upports writing piece-by-piece by passing a stream-handle as the $data parameter:
file_put_contents("Tmpfile.zip", fopen("http://someurl/file.zip", 'r'));
From the manual:
If data [that is the second argument] is a stream resource, the remaining buffer of that stream will be copied to the spe...
Javascript/DOM: How to remove all events of a DOM object?
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I am not sure what you mean with remove all events. Remove all handlers for a specific type of event or all event handlers for one type?
Remove all event handlers
If you want to remove all event handlers (of any type), you could clone the element...
How do I get the height and width of the Android Navigation Bar programmatically?
...ly removable in Android. It has been part of Android since 3.0 as a replacement for hardware buttons. Here is a picture:
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