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Getting “Cannot read property 'nodeType' of null” when calling ko.applyBindings
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if you have jQuery put apply binding inside onload so that knockout looks for the DOM when DOM is ready.
$(document).ready(function(){
ko.applyBindings(new TaskListViewModel());
});
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How to Copy Contents of One Canvas to Another Canvas Locally
...Context('2d');
var destinationImage = new Image;
destinationImage.onload = function(){
destCanvasContext.drawImage(destinationImage,0,0);
};
destinationImage.src = sourceImageData;
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Disable a group of tests in rspec?
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confirmed that this works, with both pending: and skip:, in rspec 3.6.0. Seems like the best solution to me. in rspec3 pending still runs tests, but skip does not (however you apply the skip).
– jrochkin...
How do I install Python OpenCV through Conda?
...o that Anaconda knows where to find the FFMPEG utility.
Do some testing to confirm OpenCV and FFMPEG are now working.
(Read on for the detail instructions...)
Prerequisite
Install Anaconda
Anaconda is essentially a nicely packaged Python IDE that is shipped with tons of useful packages, such as...
How to change the Content of a with Javascript
...rm, naming them, and just use the dom objects easily, like this:
<body onload="form1.box.value = 'Welcome!'">
<form name="form1">
<textarea name="box"></textarea>
</form>
</body>
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How do I fit an image (img) inside a div and keep the aspect ratio?
...nction() {
var img = document.getElementById('container').firstChild;
img.onload = function() {
if(img.height > img.width) {
img.height = '100%';
img.width = 'auto';
}
};
}());
</script>
CSS
#container {
width: 48px;
height: 48px;
}
#container img {
wi...
How to include JavaScript file or library in Chrome console?
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var el = document.createElement("script"),
loaded = false;
el.onload = el.onreadystatechange = function () {
if ((el.readyState && el.readyState !== "complete" && el.readyState !== "loaded") || loaded) {
return false;
}
el.onload = el.onreadystatechange = null;...
How to fight tons of unresolved variables warning in Webstorm?
...@property for local variables (non parameters)
Tested in PyCharm. @Nicholi confirms it works in Webstorm.
The {{ member:type }} syntax Andreas suggested may conflict with Django templates.
Thanks to Jonny Buchanan's answer citing the @param wiki.
To document arrays of objects, use [] brackets as J...
Load a WPF BitmapImage from a System.Drawing.Bitmap
...age.StreamSource = memory;
bitmapImage.CacheOption = BitmapCacheOption.OnLoad;
bitmapImage.EndInit();
}
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Generating an MD5 checksum of a file
...f files in Python? (I have a small program I'm working on, and I'd like to confirm the checksums of the files).
5 Answers
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