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How to create a GUID/UUID using iOS
I want to be able to create a GUID/UUID on the iPhone and iPad.
8 Answers
8
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自动生成Linux下Makefile全攻略(automake原理) - C/C++ - 清泛网 - 专注C/C++及内核技术
...le文件
2、make 输出二进制
3、make install 安装二进制到指定目录
make及make install的规则都需要参照Makefile文件,而Makefile是自动生成的,大家有兴趣可以查看下Makefile,代码很长很复杂。当然我们可以直接在Makefile文件中写编译...
Can I use a function for a default value in MySql?
...app_users
BEFORE INSERT ON app_users
FOR EACH ROW
SET new.api_key = uuid();
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How to test valid UUID/GUID?
How to check if variable contains valid UUID/GUID identifier?
12 Answers
12
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实战低成本服务器搭建千万级数据采集系统 - 更多技术 - 清泛网 - 专注C/C++...
...下获取数据的接口有什么问题?
1、通过各大微博的搜索api。就比如新浪微博API针对一个服务器IP的请求次数,普通权限限制是一个小时1w次,最高权限合作授权一个小时4w次。使用应用时还需要有足够的用户,单用户每个应...
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...
App Inventor 2 低功耗蓝牙 BlueToothLE 拓展之:RequestMTU是否有上限? -...
RequestMTU
没反应,是不是因为这个值1024太大了
1024没触发,64触发了
MTU设64不报错,设100报错 128报错.256不报错.
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连上后,调用,没有触发回调?
待调查研究这个函数是否有上限。
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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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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