大约有 47,000 项符合查询结果（耗时：0.0642秒） [XML]
How can I tell which homebrew formulae are upgradable?
I know when I brew update , it lists all ==> Updated Formulae , but when I've updated several times without running brew upgrade , how do I get a list of all apps that could be upgraded?
...
What can I do with a moved-from object?
... I can do with an object once it has been moved from? I used to think that all you can do with a moved-from object is do destruct it, but that would not be sufficient.
...
Is $(document).ready necessary?
...saw this question in stackoverflow but do not feel that it was answered at all.
5 Answers
...
How to Customize the time format for Python logging?
... if your configuring logging with basicConfig, it takes a named parameter called datefmt
– Bruno Lopes
May 9 '13 at 12:11
10
...
Why do we need fibers
...Ruby class in Ruby 1.9. These are incredibly useful.
In Ruby 1.9, if you call almost any iterator method on the core classes, without passing a block, it will return an Enumerator.
irb(main):001:0> [1,2,3].reverse_each
=> #<Enumerator: [1, 2, 3]:reverse_each>
irb(main):002:0> "abc"....
Changing case in Vim
...
Visual select the text, then U for uppercase or u for lowercase. To swap all casing in a visual selection, press ~ (tilde).
Without using a visual selection, gU<motion> will make the characters in motion uppercase, or use gu<motion> for lowercase.
For more of these, see Section 3 in ...
HttpSecurity, WebSecurity and AuthenticationManagerBuilder
...icationManagerBuilder) is used to establish an authentication mechanism by allowing AuthenticationProviders to be added easily: e.g. The following defines the in-memory authentication with the in-built 'user' and 'admin' logins.
public void configure(AuthenticationManagerBuilder auth) {
auth
...
Wrapping synchronous code into asynchronous call
... in ASP.NET application, that consumes quite a lot of time to complete. A call to this method might occur up to 3 times during one user request, depending on the cache state and parameters that user provides. Each call takes about 1-2 seconds to complete. The method itself is synchronous call to the...
Determine if running on a rooted device
...se;
} catch (Throwable t) {
return false;
} finally {
if (process != null) process.destroy();
}
}
}
share
|
improve this answer
|
...
How do I select the parent form based on which submit button is clicked?
...fferent). A user will only fill in one form, and I'd like to validate/etc all the forms with only one JS script.
5 Answers...