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Searching for UUIDs in text with regex
I'm searching for UUIDs in blocks of text using a regex. Currently I'm relying on the assumption that all UUIDs will follow a patttern of 8-4-4-4-12 hexadecimal digits.
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泡在Stack Overflow答题30天 - 创意 - 清泛网 - 专注C/C++及内核技术
...是如何使用Stack Overflow的话，我的答案就是：打开网页，搜索问题，查看Stack Overflow的搜索结果，参...想法的萌芽
如果非要总结下我多年来是如何使用Stack Overflow的话，我的答案就是：打开网页，搜索问题，查看Stack Overflow的搜...
Generate GUID in MySQL for existing Data?
...RE UPDATE on YourTable
FOR EACH ROW
BEGIN
SET new.guid_column := (SELECT UUID());
END
//
Then execute
UPDATE YourTable set guid_column = (SELECT UUID());
And DROP TRIGGER beforeYourTableUpdate;
UPDATE
Another solution that doesn't use triggers, but requires primary key or unique index :
UP...
Generate a UUID on iOS from Swift
In my iOS Swift app I want to generate random UUID ( GUID ) strings for use as a table key, and this snippet appears to work:
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PHP function to generate v4 UUID
...nd I've been trying to piece together a function that generates a valid v4 UUID in PHP. This is the closest I've been able to come. My knowledge in hex, decimal, binary, PHP's bitwise operators and the like is nearly non existant. This function generates a valid v4 UUID up until one area. A v4 UUID ...
Linux进程与线程总结 [推荐] - C/C++ - 清泛网 - 专注C/C++及内核技术
...即一个信号量最多可以被锁住n次，其中n是信号量产生时指定的，当某线程试图对该信号量进行第n+1次加锁，则该线程将会发生阻塞，直到前n次加锁中任意一次释放该信号量。信号量可以看作是容量为1的特殊的互斥量。另外，...
How to generate unique ID with node.js
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Install NPM uuid package (sources: https://github.com/kelektiv/node-uuid):
npm install uuid
and use it in your code:
var uuid = require('uuid');
Then create some ids ...
// Generate a v1 (time-based) id
uuid.v1(); // -> '6c84fb...
Python: How to create a unique file name?
...stion was very clear, but if all you need is a unique file name...
import uuid
unique_filename = str(uuid.uuid4())
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Random string generation with upper case letters and digits
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Simply use Python's builtin uuid:
If UUIDs are okay for your purposes, use the built-in uuid package.
One Line Solution:
import uuid; uuid.uuid4().hex.upper()[0:6]
In Depth Version:
Example:
import uuid
uuid.uuid4() #uuid4 => full random uuid
#...
Collisions when generating UUIDs in JavaScript?
... this question . I am using the code below from this answer to generate UUID in JavaScript:
6 Answers
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