大约有 30,000 项符合查询结果（耗时：0.0442秒） [XML]
Best practice for instantiating a new Android Fragment
...ent.
Bundle args = new Bundle();
args.putInt("someInt", someInt);
args.putString("someString", someString);
// Put any other arguments
myFragment.setArguments(args);
Its a good way to tell other classes what arguments it expects to work faithfully(though you should be able to handle cases if no ar...
How to create a protocol with methods that are optional?
...cify any
keyword, the default is @required.
@protocol MyProtocol
- (void)requiredMethod;
@optional
- (void)anOptionalMethod;
- (void)anotherOptionalMethod;
@required
- (void)anotherRequiredMethod;
@end
share
...
Fit Image in ImageButton in Android
...
I want them to cover 75% of the button area.
Use android:padding="20dp" (adjust the padding as needed) to control how much the image takes up on the button.
but where as some images cover less area, some are too big to fit into the imageButton. How to programatically resize ...
原子vector的一种实现源码(atomic-vector) - C/C++ - 清泛网 - 专注C/C++及内核技术
...ATOMIC_VECTOR_H
#include <atomic>
#include <memory>
//#include "folly/String.h"
//#include "trace.h"
#define FTRACE(...) do { } while (0)
#define TRACE_SET_MOD(name)
namespace HPHP {
/*
* AtomicVector is a simple vector intended for use by many concurrent readers
* and writers....
Does the 'mutable' keyword have any purpose other than allowing the variable to be modified by a con
...l state such as a cache. For example:
class HashTable
{
...
public:
string lookup(string key) const
{
if(key == lastKey)
return lastValue;
string value = lookupInternal(key);
lastKey = key;
lastValue = value;
return value;
}
priv...
How does Trello access the user's clipboard?
... text in it, so the selection is all set when the C key is hit. (Then we hide the textarea when the Ctrl key comes up)
Specifically, Trello does this:
TrelloClipboard = new class
constructor: ->
@value = ""
$(document).keydown (e) =>
# Only do this if there's something to b...
When to use enumerateObjectsUsingBlock vs. for
Besides the obvious differences:
6 Answers
6
...
Get list of databases from SQL Server
...
To expand on what @ChrisDiver said: SELECT name FROM sys.databases is the preferred approach now, rather than dbo.sysdatabases, which has been deprecated for a decade now.
– Micah
Feb 3 '16 at 19:36
...
How to bind to a PasswordBox in MVVM
...t on the client machine RAM is a security no-no.
So get rid of that public string Password { get; set; } you've got up there.
When accessing PasswordBox.Password, just get it out and ship it to the server ASAP.
Don't keep the value of the password around and don't treat it as you would any other ...
How to convert a file into a dictionary?
... Is int really necessary here? Perhaps he wanted the numbers to be strings?
– GL2014
Oct 8 '14 at 17:01
|
show 4 more comments
...