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Tactics for using PHP in a high-load site
...er done scaling. A site that handles 10req/s will need changes to support 1000req/s. And if you're lucking enough to need to support 10,000req/s, your architecture will probably look completely different as well.
Databases
Don't use MySQLi -- PDO is the 'modern' OO database access layer. The most...
裁员！裁员！创业者们的2016“寒冬大逃杀” - 资讯 - 清泛网 - 专注IT技能提升
...在缩减成本。”
在百度搜索，关于“裁员”的新闻有263,000篇，整整38页，其中30页是发生在2016年的。
从理性上看，这是必然之举。一个美元基金合伙人对36氪说，前段时间他碰到自己投的一个创始人，对方主动和他报备说，公...
Microsecond timing in JavaScript
... It returns the number of microseconds in the fractional (e.g. a value of 1000.123 is 1 second and 123 microseconds).
now() is monotonically increasing. This is important as Date.getTime() can possibly jump forward or even backward on subsequent calls. Notably, if the OS's system time is updated (...
Using IQueryable with Linq
...standpoint, you may only return 2 records across the network instead of 20,000....
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Where do you store your salt strings?
...mplicated. some attackers may take the salt and hash and check only the 10,000 most common passwords. that way they will get a decent number of people. if, however, they dont have access to the salt, that is akin to the user having a longer more secure password. now, how likely is it that the salt d...
Canvas width and height in HTML5
...;
}
pre {
padding: 1em;
}
.slider {
width: 10px;
background: #000;
}
.right {
flex 1 1 auto;
}
<div class="frame">
<div class="left">
<canvas id="c"></canvas>
</div>
<div class="slider">
</div>
<div class="righ...
How to debug Lock wait timeout exceeded on MySQL?
...64.89.145 viget updating
DELETE FROM file WHERE file_id in ('6dbafa39-7f00-0001-51f2-412a450be5cc' )
Foreign key constraint fails for table `backoffice`.`attachment`:
,
CONSTRAINT `attachment_ibfk_2` FOREIGN KEY (`file_id`) REFERENCES `file` (`file_id`)
Trying to delete or update in parent table, ...
PHP mail function doesn't complete sending of e-mail
...
the same website on 000webhost sends emails successfully and fast on netai.net domain but on site88.net i have the same website i get in console that the message sends successfully but i don't receive any messages. Also in comuf.com domain i get...
How do I list all files of a directory?
... generate a 50 mb on text file on my computer with something less then 500.000 lines with files with the complete path.
import os
with open("file.txt", "w", encoding="utf-8") as filewrite:
for r, d, f in os.walk("C:\\"):
for file in f:
filewrite.write(f"{r + file}\n")
...
Creating an API for mobile applications - Authentication and Authorization
...ing design
choices such as Spring Security.
So now that the view from 30,000ft is complete how do you go about doing it? Well, it's not that hard to create an authentication and authorisation system based on the listed technologies on the server side with a browser client. In combination with HTTP...