大约有 40,000 项符合查询结果（耗时：0.0308秒） [XML]
How can I use UUIDs in SQLAlchemy?
... dialect supports UUID columns. This is easy (and the question is specifically postgres) -- I don't understand why the other answers are all so complicated.
Here is an example:
from sqlalchemy.dialects.postgresql import UUID
from flask_sqlalchemy import SQLAlchemy
import uuid
db = SQLAlchemy()
...
tinygrad：不到1000行代码的深度学习框架，天才黑客开源GitHub 2.3k+ stars...
...ad.tensor import Tensor(Tensor.ones(4,4).cuda() + Tensor.ones(4,4).cuda()).cpu()
其实我们当然不会用这样的框架来真正训练网络，但是1000行的代码量我们倒是可以稍微啃一下，对理解深度学习框架内部原理还是非常有帮助的，希望感兴趣的小伙...
How to free memory in Java?
...
Java uses managed memory, so the only way you can allocate memory is by using the new operator, and the only way you can deallocate memory is by relying on the garbage collector.
This memory management whitepaper (PDF) may help explain what's going on.
You can also call Sy...
创业测试：50个迹象表明你真该创业了 - 资讯 - 清泛网 - 专注C/C++及内核技术
...个很吓人的过程，需要大量辛勤的劳作。但是是否创业这问题日夜都在困扰着你。至于原因，或许你仅仅是不满足于自己的现状;或许你是渴望开一家属于自己的店铺或是咨询公司;再或者只是你觉得你的生活需要一个显著的变化...
Controlling fps with requestAnimationFrame?
...isk of making my animation choppy, but right now it seems to run at drastically different speeds pretty arbitrarily, and I'm wondering if there's a way to combat that somehow.
...
Getter and Setter?
...
That's not really setter and getter. Typically I need for each property different implementation of getter!
– sumid
Feb 16 '13 at 0:59
...
How can I use functional programming in the real world? [closed]
...ey avoid bugs by eliminating state, but also because they can be easily parallelized automatically for you, without you having to worry about the thread count.
...
Subversion钩子 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...一个PHP项目使用Subversion做版本控制，使用中发现了一些问题，比如程序员不写日志，或者提交的文件有BOM，或者提交的文件有语法错误，或者提交的文件不符合编码规范等等，这些问题都可以利用pre-commit钩子来解决，实际上已...
Discuz X 首页白板解决之道 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...在合适位置打印特定内容然后exit(0);查看结果，分析出现问题的 1、开启Debug，及url后面跟 &debug=yes，也是网上最多的方法，但可能往往没有效果。
2、排除法，代码一段段的排查，在合适位置打印特定内容然后exit(0);查看结果，...
提问 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
...sp;使用下面程序时，为什么每次都会把实际数字设为0？
问题出在你的判断逻辑上：
这里和你拼接的字符串比较，非常容易出错，比如多了或少了一个空格等。实际编程中判断最好使用数字，也就是你选择了难度等级是第几...