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Cache Invalidation — Is there a General Solution?
...t remember to consider the validity of the cached value of b. If you chose 2 you must still check b every time but can fall back on the cache for a if b checks out.
If you layer caches you must consider whether you have violated the 'rules' of the system as a result of the combined behaviour.
If ...
Get file size, image width and height before upload
...sources will be a URL representing the Blob object
<img src="blob:null/026cceb9-edr4-4281-babb-b56cbf759a3d">
const EL_browse = document.getElementById('browse');
const EL_preview = document.getElementById('preview');
const readImage = file => {
if ( !(/^image\/(png|jpe?g|gif)...
How to improve performance of ngRepeat over a huge dataset (angular.js)?
... a huge dataset of several thousand rows with around 10 fields each, about 2MBs of data. I need to display it in the browser. Most straightforward approach (fetch data, put it into $scope , let ng-repeat="" do its job) works fine, but it freezes the browser for about half of a minute when it star...
Different ways of adding to Dictionary
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The performance is almost a 100% identical. You can check this out by opening the class in Refle...
How to change a git submodule to point to a subfolder?
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edited Sep 18 '13 at 15:29
Ballsacian1
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answere...
How can I remove all my changes in my SVN working directory?
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276
svn revert -R .
svn up
This will recursively revert the current directory and everything und...
Remove leading zeros from a number in Javascript [duplicate]
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234
We can use four methods for this conversion
parseInt with radix 10
Number Constructor
Unary ...
How to add a WiX custom action that happens only on uninstall (via MSI)?
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edited Nov 19 '19 at 7:52
nelsonjchen
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answered Apr 8 '09 at 20:3...
How to get the Display Name Attribute of an Enum member via MVC razor code?
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Equivalent to 'app.config' for a library (DLL)
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162
You can have separate configuration file, but you'll have to read it "manually", the Configurati...