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What Computer Science concepts should I know? [closed]
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Systems programming
Understands the entire programming stack, hardware (CPU + Memory + Cache + Interrupts + microcode), binary code, assembly, static and dynamic linking, compilation, interpretation, JIT compilation, garbage collection, heap, stack, memory addressing…
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Clearing a string buffer/builder after loop
...point of view is not always true. Adding just one line to potentially gain CPU cycles and memory is absolutely not evil. You are taking the idea too straight. Note that a loop is usually repeated many times. A loop can be repeated thousands of times, which can eat precious megabytes on a mobile (and...
How to use wait and notify in Java without IllegalMonitorStateException?
...ile(!JobCompleted); option is generally a bad idea because it ties up your CPU at 100% checking the same variable constantly (see here)
– Matt Lyons
Jun 1 '13 at 21:39
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How could the UNIX sort command sort a very large file?
...eady takes care of that. If you want make optimal usage of your multi-core CPU I have implementend this in a small script (similar to some you might find on the net, but simpler/cleaner than most of those ;)).
#!/bin/bash
# Usage: psort filename <chunksize> <threads>
# In this example ...
Lightweight XML Viewer that can handle large files [closed]
...element in the text pane. Indent does not work: after ~ 10 seconds of full CPU use it says "Out of memory". Still, this is much better than most programs did on that file and I haven't yet found a better free alternative.
– EMP
Jun 29 '11 at 2:59
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Is It Possible to Sandbox JavaScript Running In the Browser?
... A quick test shows that Caja is unable to protect the browser from CPU attacks like while (1) {} --- it just hangs. Likewise a=[]; while (1) { a=[a,a]; }.
– David Given
Apr 3 '14 at 22:45
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Memcached vs. Redis? [closed]
... 3.2.6 or 3.2.10) warns to take that into account when looking at eg EngineCpuUtilization Metrics
– dwanderson
Apr 9 '18 at 17:15
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Inheriting class methods from modules / mixins in Ruby
...nswered Jul 16 '17 at 10:10
Máté SolymosiMáté Solymosi
4,4191616 silver badges2727 bronze badges
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Calling generic method with a type argument known only at execution time [duplicate]
...he generic method for all the types in a list...
– Stéphane
Dec 9 '10 at 10:41
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How to iterate over a TreeMap? [duplicate]
... No. TreeMap order by Key value.
– André Luiz Reis
Mar 28 '18 at 19:21
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