大约有 14,000 项符合查询结果（耗时：0.0448秒） [XML]
What does |= (ior) do in Python?
...== (1 | 0) == (0 | 1)
>>> assert 0 == (0 | 0)
We now extend this idea beyond binary numbers. Given any two integral numbers (lacking fractional components), we apply the bitwise OR and get an integral result:
>>> a = 10
>>> b = 16
>>> a | b
26
How? In genera...
How/When does Execute Shell mark a build as failure in Jenkins?
...
In my opinion, turning off the -e option to your shell is a really bad idea. Eventually one of the commands in your script will fail due to transient conditions like out of disk space or network errors. Without -e Jenkins won't notice and will continue along happily. If you've got Jenkins ...
What's an Aggregate Root?
...
Aggregate root is a complex name for simple idea.
General idea
Well designed class diagram encapsulates its internals. Point through which you access this structure is called aggregate root.
Internals of your solution may be very complicated, but user of this hi...
When to use a Content Provider
...
I would argue it is definitely a good idea to use a ContentProvider even if you don't intend to make it public.
It's good practice to provide the extra level of abstraction over your data to make it easier to change internally. What if you decide to change the ...
Or versus OrElse
... get OrElse behaviour as default in most other languages): It's not a good idea to call functions with side effects in compound conditionals it makes the code unreadable.
– Utaal
Jul 23 '09 at 10:16
...
Primary key or Unique index?
...
Which we know is often a Really Bad Idea, unless we like hot-spots and unbalanced index trees in our tables, of course...
– Mike Woodhouse
Jan 28 '09 at 12:49
...
Comma in C/C++ macro
... of work... why didn't I think of this years ago. Thanks for sharing this idea. This is even allowing me to build macros which setup functions with different argument counts altogether.
– moliad
Dec 5 '13 at 16:59
...
Set a default font for whole iOS app?
...ce class methods you should use method swizzling (which also isn't a good idea).
– GreatWiz
May 14 '14 at 15:06
1
...
How to import local packages without gopath
...
Relative import paths are a bad idea.
– Dave C
Apr 1 '15 at 15:59
1
...
How to manually deprecate members
...0, tvOS 10 etc, I guess we should not combine * with a version number? Any ideas on how to do it better?
– fabb
Nov 22 '16 at 16:03
...