大约有 40,000 项符合查询结果（耗时：0.0830秒） [XML]
Error handling in Bash
...?
The best example of handling errors I have found on the web was written by William Shotts, Jr at http://www.linuxcommand.org .
...
In Python, when should I use a function instead of a method?
...
My general rule is this - is the operation performed on the object or by the object?
if it is done by the object, it should be a member operation. If it could apply to other things too, or is done by something else to the object then it should be a function (or perhaps a member of something e...
What is the pythonic way to detect the last element in a 'for' loop?
...erable):
"""Pass through all values from the given iterable, augmented by the
information if there are more values to come after the current one
(True), or if it is the last value (False).
"""
# Get an iterator and pull the first value.
it = iter(iterable)
last = next(it)...
What is the proper way to comment functions in Python?
... string. It doesn't need to be multiline and double quotes can be replaced by single quotes.
See: PEP 257
share
|
improve this answer
|
follow
|
...
Immutability of Strings in Java
... +1 Here's an idea, immutable objects in java are like copy-by-value, you can have 2 references to a String, but you should consider them 2 separate Strings since it's immutable, and working with one of them won't affect the other
– Khaled.K
Mar ...
Why all the Active Record hate? [closed]
... ways, so before anyone says "ActiveRecord Sucks" it needs to be qualified by saying "which ActiveRecord, there's heaps?"
I'm only familiar with Rails' ActiveRecord, I'll try address all the complaints which have been raised in context of using it.
@BlaM
The problem that I see with Active ...
When do we need to set ProcessStartInfo.UseShellExecute to True?
...tandardOutput=true, it seems to me you can still redirect standard output by doing process.Arguments= "cmd /c dir >c:\\crp\\a.a". Likewise from a run dialog box you can do cmd /c dir>c:\crp\a.a
– barlop
Apr 24 '16 at 22:51
...
Transferring ownership of an iPhone app on the app store
...plete this process? I'm having issues with apps still needing to be signed by previous devs.
– Music Monkey
Oct 24 '13 at 13:11
add a comment
|
...
Why can a function modify some arguments as perceived by the caller, but not others?
...unction and outside it refer to the same value, both see the modification. By contrast, the n inside the function and outside it refer to different values after n was reassigned inside the function.
share
|
...
How do I remove the Devise route to sign up?
...'m using Devise in a Rails 3 app, but in this case, a user must be created by an existing user, who determines what permissions he/she will have.
...