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HTML5 Canvas Resize (Downscale) Image High Quality?
...very simple downsampling : to build the smaller image, they will just pick ONE pixel in the source and use its value for the destination. which 'forgets' some details and adds noise.
Yet there's an exception to that : since the 2X image downsampling is very simple to compute (average 4 pixels to ...
How can one use multi threading in PHP applications
Is there a realistic way of implementing a multi-threaded model in PHP whether truly, or just simulating it. Some time back it was suggested that you could force the operating system to load another instance of the PHP executable and handle other simultaneous processes.
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What did MongoDB not being ACID compliant before v4 really mean?
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One thing you lose with MongoDB is multi-collection (table) transactions. Atomic modifiers in MongoDB can only work against a single document.
If you need to remove an item from inventory and add it to someone's order at th...
What is the best way to remove a table row with jQuery?
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Doing it this way does mean you need one id per row which potentially adds a lot of overhead. jQuery allows other approaches which are more idiomatic (to jQuery's approach), carry on reading there are more suggestions.
– Ian Lewis
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How to select a radio button by default? [duplicate]
I have some radio buttons and I want one of them to be set as selected by default when the page is loaded. How can I do that?
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Logback to log different messages to two files
...ts) I want to have two logger instances which each log to a separate file; one for analytics and one for all purpose logging. Does anyone know if this is possible with Logback, or any other logger for that matter?
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C pointer to array/array of pointers disambiguation
... pointers.
int (*arr)[8]; // A pointer to an array of integers
The third one is same as the first.
The general rule is operator precedence. It can get even much more complex as function pointers come into the picture.
sha...
What's the difference between ES6 Map and WeakMap?
...notice that this API could
be implemented in JavaScript with two arrays (one for keys, one for
values) shared by the 4 API methods. Such an implementation would have
two main inconveniences. The first one is an O(n) search (n being the
number of keys in the map). The second one is a memory l...
What is Angular.noop used for?
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Or you have a one-liner for that : typeof callback === 'function' && callback();. Way more classy ^^. Not using angular.noop though.
– Freezystem
May 18 '16 at 12:32
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How to quickly clear a JavaScript Object?
...[member];
...would seem to be pretty effective in cleaning the object in one line of code with a minimum of scary brackets. All members will be truly deleted instead of left as garbage.
Obviously if you want to delete the object itself, you'll still have to do a separate delete() for that.
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