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Java Timer vs ExecutorService?
...os of ExecutorService over Timer
Timer can't take advantage of available CPU cores unlike ExecutorService especially with multiple tasks using flavours of ExecutorService like ForkJoinPool
ExecutorService provides collaborative API if you need coordination between multiple tasks. Assume that you ...
What is the best way to test for an empty string in Go?
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There was a time when I counted CPU cycles and reviewed the assembler that the C compiler produced and deeply understood the structure of C and Pascal strings... even with all the optimizations in the world len() requires just that little extra bit of work....
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
5
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What's the equivalent of Java's Thread.sleep() in JavaScript? [duplicate]
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Spinning a loop cause High CPU utilization.
– Niger
Sep 19 '09 at 1:10
14
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How do I instantiate a Queue object in java?
... as a stack, and faster than LinkedList when used as a queue". It's due to CPU-cache-friendly data locality and less frequent allocations.
– Vadzim
Sep 30 '16 at 18:13
add a c...
How to import data from mongodb to pandas?
...= pd.DataFrame(list(cursor)) evaluates as a list or generator, to keep the CPU cool. If u have a zillionty-one data items, and the next few lines would have reasonably partioned, level-of-detailed, and clipped them, the whole shmegegge is still safe to drop in. Nice.
– Phlip
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Which websocket library to use with Node.js? [closed]
...est/response
socketcluster WebSocket server cluster which makes use of all CPU cores on your machine. For example, if you were to use an xlarge Amazon EC2 instance with 32 cores, you would be able to handle almost 32 times the traffic on a single instance.
primus Provides a common API for most of th...
How to do what head, tail, more, less, sed do in Powershell? [closed]
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Holy cow, this is maxing out my CPU to do a -last 2 on a 1GB CSV. Hot beverage: ☕
– mlissner
Feb 19 '13 at 19:28
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MySQL select 10 random rows from 600K rows fast
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I am getting fast queries (around 0.5 seconds) with a slow cpu, selecting 10 random rows in a 400K registers MySQL database non-cached 2Gb size. See here my code: Fast selection of random rows in MySQL
<?php
$time= microtime_float();
$sql='SELECT COUNT(*) FROM pages';
$rquery= B...
Search all the occurrences of a string in the entire project in Android Studio
... edited Mar 13 '15 at 3:54
cpu2
3311 silver badge77 bronze badges
answered Feb 3 '15 at 12:40
Jakub Micha...