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mmap() vs. reading blocks
... against memory, such as compiler auto-vectorization, SIMD intrinsics, prefetching, optimized in-memory parsing routines, OpenMP, etc.
In the case that the file is already in the cache, it seems impossible to beat: you just directly access the kernel page cache as memory and it can't get faster th...
Difference between ApiController and Controller in ASP.NET MVC
...f could be implemented as an MVC application, making use of the WebAPI to fetch meta-data etc.
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Is “for(;;)” faster than “while (TRUE)”? If not, why do people use it?
... a keyword. I prefer it to while (true), while (1), while (42), while (!0) etc etc.
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Cleaner way to do a null check in C#? [duplicate]
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Is this really considered cleaner?
– ClassicThunder
Jul 16 '13 at 13:35
23
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Weird PHP error: 'Can't use function return value in write context'
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You mean
if (isset($_POST['sms_code']) == TRUE ) {
though incidentally you really mean
if (isset($_POST['sms_code'])) {
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Why should I not wrap every block in “try”-“catch”?
...ent() top-level routine, which calls many methods which call other methods etc. These sub-methods don't need their own try-catches, because if they throw, it's still caught by SaveDocument()'s catch.
This is nice for three reasons: it's handy because you have one single place to report an error: t...
Most efficient method to groupby on an array of objects
...g callback functions to return a sorting criteria
– y_nk
Jul 6 '16 at 16:50
118
Here is one that ...
On delete cascade with doctrine2
...ple in order to learn how to delete a row from a parent table and automatically delete the matching rows in the child table using Doctrine2.
...
What is the use of hashCode in Java?
...ed for bucketing in Hash implementations like HashMap, HashTable, HashSet, etc.
The value received from hashCode() is used as the bucket number for storing elements of the set/map. This bucket number is the address of the element inside the set/map.
When you do contains() it will take the hash cod...
Is memcached a dinosaur in comparison to Redis? [closed]
...ation to memcached. Other things are also dated (redis is super fast now, etc), but FYI if you're here five years later...
– dannysauer
Mar 11 '15 at 16:02
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