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How do emulators work and how are they written? [closed]
... the NES, you have the PPU (pixel processing unit) which requires that the CPU put pixels into its memory at precise moments. If you use interpretation, you can easily count cycles and emulate proper timing; with dynamic/static recompilation, things are a /lot/ more complex.
Interrupt handling:
Int...
What Every Programmer Should Know About Memory?
...emember Drepper's content describes fundamental concepts about memory: how CPU cache works, what are physical and virtual memory and how Linux kernel deals that zoo. Probably there are outdated API references in some examples, but it doesn't matter; that won't affect the relevance of the fundamental...
Disable LESS-CSS Overwriting calc() [duplicate]
...ul 28 '13 at 1:28
Fabrício MattéFabrício Matté
63.8k2222 gold badges114114 silver badges156156 bronze badges
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What is bootstrapping?
I keep seeing "bootstrapping" mentioned in discussions of application development. It seems both widespread and important, but I've yet to come across even a poor explanation of what bootstrapping actually is; rather, it seems as though everyone is just supposed to know what it means. I don't, tho...
System.BadImageFormatException: Could not load file or assembly [duplicate]
...e in Visual Studio(compiler settings) the target from “X86 ” to “Any CPU”.
– Tim Schmelter
Oct 25 '12 at 15:07
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PHP - How to check if a string contains a specific text [duplicate]
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@PadronizaçãoSA The ! operator will affect the falsiness of the return value from strpos which means === won't work the way it's intended.
– Dai
Jun 27 '18 at 15:04
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Bash script to calculate time elapsed
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%[p][l]R
The elapsed time in seconds.
%[p][l]U
The number of CPU seconds spent in user mode.
%[p][l]S
The number of CPU seconds spent in system mode.
%P
The CPU percentage, computed as (%U + %S) / %R.
The optional p is a digit specifying the precision, the number of frac...
Why isn't sizeof for a struct equal to the sum of sizeof of each member?
...sing the cl.exe compier with the /Zp option.
Usually it is easier for the CPU to access data that is a multiple of 4 (or 8), depending platform and also on the compiler.
So it is a matter of alignment basically.
You need to have good reasons to change it.
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MySQL Orderby a number, Nulls last
...M table ORDER BY ISNULL(field) ASC; (MySQL 5.5)
– Marçal Juan
Sep 7 '12 at 11:10
5
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symfony 2 twig limit the length of the text and put three dots
...ink i will go with the first solution.
– Markus Kottländer
Aug 13 '14 at 8:00
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