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How to get cumulative sum
...e actual execution plans, try it with set io statistics on and compare the cpu and actual times.
– Davos
Jan 24 '19 at 14:25
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Remove element of a regular array
...array copy (which is able to copy the data at the max speed allowed by the CPU with just a few ASM instructions). Also, shifting a list is very fast because it is just a matter of swapping a few pointers and removing the node data (which is only 8 bytes [plus another 16 for the head\tail pointers] i...
Animated GIF in IE stopping
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spin.js unfortunately is quite CPU intensive. See issues/8, issues/200, issues/215
– user247702
Aug 13 '15 at 14:00
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How does Python manage int and long?
... are handled by the Int class. The default size of Int will depend on your CPU architecture.
For example:
32 bit systems the default datatype for integers will be 'Int32'
64 bit systems the default datatype for integers will be 'Int64'
The min/max values of each type can be found below:
Int...
How to delete a specific line in a file?
... files as big as 12-50 GB, and the RAM usage remains almost constant. Only CPU cycles show processing in progress.
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Regex to validate password strength
...hic.html). This can go unnoticed until one day your server hangs with 100% CPU because a user used a "strange" password. Example: ^([a-z0-9]+){8,}$ (can you see the error?)
– aKzenT
Sep 22 '17 at 18:10
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Synchronous request in Node.js
... i haven't had any slow runs for it. This spawns a child process. How many cpus does your system use and what version of node are you using? I'd love to know to determine if I need to switch or not.
– jemiloii
Oct 8 '15 at 17:23
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When to Redis? When to MongoDB? [closed]
...eds to be done on the application site (e.g. using a hash-function, Modulo etc.). Scaling MongoDB by comparison is much simpler.
When to use MongoDB
Prototyping, Startups, Hackathons
MongoDB is perfectly suited for rapid prototyping. Nevertheless, performance isn't that good. Also keep in mind ...
How to round up the result of integer division?
...nverting to floating point and back seems like a huge waste of time at the CPU level.
Ian Nelson's solution:
int pageCount = (records + recordsPerPage - 1) / recordsPerPage;
Can be simplified to:
int pageCount = (records - 1) / recordsPerPage + 1;
AFAICS, this doesn't have the overflow bug th...
How to get milliseconds from LocalDateTime in Java 8
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"gives you the same results as" ... but takes more CPU power and stresses the garbage collector a lot more.
– VasiliNovikov
Dec 5 '18 at 15:12
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