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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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App Inventor 2 LLMAI2Ext 自研拓展：接入DeepSeek、Kimi、通义千问...等国...
...不需要回复的可留空~ 请描述您的问题（300字以内）： 给个鼓励也行呐~o~ 提供截图（仅截取当前可视区域...
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
1
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Joins are for lazy people?
...out joins. BUT in many cases, your development time is more important than CPU time and memory. Give up a little performance and enjoy your life. Don't waste your time for little little performance. And tell him "Why don't you make a straight highway from your place to your office?"
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Tools for JPEG optimization? [closed]
...sive works fine in basically everything, the only drawback is it uses more CPU to decode (not enough extra to matter).
– Ariel
Jul 29 '12 at 6:07
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Starting iPhone app development in Linux? [closed]
...e, I'm running OS X and Xcode on a virtualised (VMware) machine on Linux. CPU is a Core2Quad (Q8800), and it is perfectly fast. I found a prebuilt VM online (I'll leave it to you to find)
Xcode/iPhone development works perfectly, as does debugging via USB to the phone itself.
It actually surprise...
Unexpected results when working with very big integers on interpreted languages
...t version is 9223372036854775807
So it means either you are using 32 bit CPU or 32 bit OS or 32 bit compiled version of PHP. It can be found using PHP_INT_MAX. The sum would be calculated correctly if you do it on a 64 bit machine.
The max integer value in JavaScript is 9007199254740992. The larg...
How can I round up the time to the nearest X minutes?
... Just pointing out, modulus is a requires a division operation on the CPU. But I agree that it is more elegant that using the rouding down property of integer divisions.
– Alex
Feb 16 '17 at 15:17
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