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Difference between Document-based and Key/Value-based databases?
I know there are three different, popular types of non-sql databases.
2 Answers
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Chain-calling parent initialisers in python [duplicate]
Consider this - a base class A, class B inheriting from A, class C inheriting from B. What is a generic way to call a parent class initialiser in an initialiser? If this still sounds too vague, here's some code.
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Unicode character in PHP string
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Below is a PHP script to generate the escape sequence for any character, based on either a JSON string, HTML entity, or any other method once you have it as a native string.
function str_encode_utf8binary($str) {
/** @author Krinkle 2018 */
$output = '';
foreach (str_split($str) as $o...
Convert a CERT/PEM certificate to a PFX certificate
...ns may contain cert(s) and/or key(s) in either ASCII-armored plaintext or Base64/DER encoded binary format, but you can use cer files with Windows built-in utilities.
– Mastacheata
Aug 11 '17 at 23:17
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Http长连接200万尝试及调优 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ernet,1000Mb/s
OS: RHEL Server 5.4 (Tikanga), Linux 2.6.18-164.el5 x86_64, 64-bit
服务端程序很简单，基于nginx写的一个comet模块，该模块接受用户的请求，然后保持用户的连接，而不返回。Nginx的status模块，可直接用于监控最大连接...
Kill some processes by .exe file name
...above code return Exception (a 32 bit processes cannot access modules of a 64 bit process) ?
– Manish
Aug 31 '13 at 11:29
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Linux - Install redis-cli only
...isn't working http://security.ubuntu.com/ubuntu bionic-updates/universe amd64 redis-tools amd64 5:4.0.9-1ubuntu0.1 returns 404 Not Found
– Andrew Sneck
Nov 25 '19 at 9:28
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How to document Ruby code?
... is easy to read the code comments, and it allows you to easily create web-based documentation for your project.
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How can I test if a letter in a string is uppercase or lowercase using JavaScript?
... something to console and in general not a reusable code snippet so I and (based on the votes on this answer) many other people naturally just skipped the answer. Therefore I think it's good to have this as quick copy-paste answer as opposed to the other answer.
– WebFreak001
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Moving decimal places over in a double
...ass, we were asked in general what numbers can be exactly represented in a base.
For base=p1^n1*p2^n2... you can represent any N where N=n*p1^m1*p2^m2.
Let base=14=2^1*7^1... you can represent 1/7 1/14 1/28 1/49 but not 1/3
I know about financial software -- I converted Ticketmaster's financial r...