大约有 5,000 项符合查询结果(耗时:0.0378秒) [XML]

https://stackoverflow.com/ques... 

Group vs role (Any real difference?)

...s and groups is that roles typically implement a mandatory access control (MAC) mechanism. You do not get to assign yourself (or others) to roles. A role admin or role engineer does that. This is superficially similar to UNIX groups where a user can/might be able to assign himself to a group (via ...
https://stackoverflow.com/ques... 

How to return a string value from a Bash function

... On a mac ($ bash --version GNU bash, version 3.2.57(1)-release (x86_64-apple-darwin14) Copyright (C) 2007 Free Software Foundation, Inc.), it is correct that a matching global variable is initialized, but when I try to side-effect...
https://stackoverflow.com/ques... 

Is Python strongly typed?

...elf that offers such protection, as anyone who ever coded on, say, Classic Mac OS or Win16 can tell you. Traditional Lisp allowed similar kinds of hackery; on some platforms, double-word floats and cons cells were the same type, and you could just pass one to a function expecting the other and it w...
https://stackoverflow.com/ques... 

Why aren't variable-length arrays part of the C++ standard?

...atically be freed when the stack unwinds. Quick note: As mentioned in the Mac OS X man page for alloca(3), "The alloca() function is machine and compiler dependent; its use is dis-couraged." Just so you know. share ...
https://stackoverflow.com/ques... 

How serious is this new ASP.NET security vulnerability and how can I workaround it?

...tion: Padding is invalid and cannot be removed and Validation of viewstate MAC failed The way to track the attacker is to check the padding is invalid. With a simple procedure you can track them down and block them - they need some thousands of call on your page to find the key ! Update 1. I have...
https://stackoverflow.com/ques... 

How should you build your database from source control?

...community wiki 3 revs, 2 users 96%Mac add a comment  |  ...
https://stackoverflow.com/ques... 

Is R's apply family more than syntactic sugar?

... and R version... and in an absolute sense CPU. I just ran with 2.15.2 on Mac and got sapply 50% slower than for and lapply twice as fast. – John Jan 13 '13 at 0:08 1 ...
https://stackoverflow.com/ques... 

Java 8: performance of Streams vs Collections

... } return Math.sqrt(input); } I change the code a bit, ran on my mac book pro which has 8 cores, I got a reasonable result: Collections: Elapsed time: 1522036826 ns (1.522037 seconds) Streams: Elapsed time: 4315833719 ns (4.315834 seconds) Parallel streams: Elapsed time: 2611...
https://stackoverflow.com/ques... 

What's the difference between a catalog and a schema in a relational database?

...stgres. Cluster = A Postgres Installation When you install Postgres on a machine, that installation is called a cluster. ‘Cluster’ here is not meant in the hardware sense of multiple computers working together. In Postgres, cluster refers to the fact that you can have multiple unrelated databa...
https://stackoverflow.com/ques... 

How to remove/delete a large file from commit history in Git repository?

... Mac instructions and some other info appear in the original linked post – nruth Mar 5 '18 at 18:55 3 ...