大约有 31,500 项符合查询结果（耗时：0.0505秒） [XML]
close vs shutdown socket?
...both sending and receiving (like close). However, close is the way to actually destroy a socket.
With shutdown, you will still be able to receive pending data the peer already sent (thanks to Joey Adams for noting this).
s...
foreach vs someList.ForEach(){}
... The most common one is described in the comments to this question.
Generally, if you are looking to remove multiple items from a list, you would want to separate the determination of which items to remove from the actual removal. It doesn't keep your code compact, but it guarantees that you do n...
What's the best/easiest GUI Library for Ruby? [closed]
...
Ruby Shoes (by why) is intended to be a really simple GUI framework. I don't know how fully featured it is, though.
Some good code samples can be found in the tutorials.
Also, I think shoes powers hackety hack, a compelling programming learning environment for youn...
.war vs .ear file
...are packaged as a JAR file with .war (web archive) extension
EAR:
All the above files (.jar and .war) are packaged as a JAR file with .ear (enterprise archive) extension and deployed into Application Server.
share
...
Mercurial move changes to a new branch
...he comments to Mark's answer, moving around already pushed changesets generally is a bad idea, unless you work in a small team where you are able to communicate and enforce your history manipulation.
share
|
...
Kill detached screen session [closed]
...
@kapad actually quit works if you write it inline -X -S pid/sockname quit
– Eduard
Jul 4 '14 at 15:24
20
...
What is this weird colon-member (“ : ”) syntax in the constructor?
...tion about it in any good C++ book.
You should, in most cases, initialize all member objects in the member initialization list (however, do note the exceptions listed at the end of the FAQ entry).
The takeaway point from the FAQ entry is that,
All other things being equal, your code will run...
demystify Flask app.secret_key
If app.secret_key isn't set, Flask will not allow you to set or access the session dictionary.
2 Answers
...
What is the difference between and ?
...
I really don't know what you mean. “In the site”: which site? “…to make it work”: what does ‘work’ mean? What's the intended rendering?
– Marcel Korpel
Jul 30 '10 at 11:19
...
Singleton: How should it be used
...rface widgets
It is supposed to be a cache
In strings
In Sessions
I can go all day long
How to create the best singleton:
The smaller, the better. I am a minimalist
Make sure it is thread safe
Make sure it is never null
Make sure it is created only once
Lazy or system initialization? Up to your re...