大约有 47,000 项符合查询结果（耗时：0.0763秒） [XML]
Is there a method that works like start fragment for result?
...d.arch.lifecycle.ViewModel
class SharedViewModel : ViewModel() {
val stringData: MutableLiveData<String> by lazy {
MutableLiveData<String>()
}
}
FirstFragment
import android.arch.lifecycle.Observer
import android.os.Bundle
import android.arch.lifecycle.ViewModelProv...
How to check “hasRole” in Java Code with Spring Security?
...y 3.0 has this API
SecurityContextHolderAwareRequestWrapper.isUserInRole(String role)
You'll have to inject the wrapper, before you use it.
SecurityContextHolderAwareRequestWrapper
share
|
impr...
jquery select change event get selected option
...the $("selector", this) syntax mean? I have a general idea, but I'm not totally sure
– JoshWillik
Jan 20 '14 at 22:08
14
...
In PHP with PDO, how to check the final SQL parametrized query? [duplicate]
...with parametrised values is not simply another way to dynamically create a string of SQL. You create a prepared statement at the database, and then send the parameter values alone.
So what is probably sent to the database will be a PREPARE ..., then SET ... and finally EXECUTE ....
You won't be ab...
Is there a way to escape a CDATA end token in xml?
...DIT2: The same section also reads:
Within a CDATA section, only the CDEnd string is recognized as markup, so that left angle brackets and ampersands may occur in their literal form; they need not (and cannot) be escaped using "&lt;" and "&amp;". CDATA sections cannot nest.
In other words, ...
Viewing full output of PS command
...13681 0.0 0.0 1420 852 pts/1 S 14:39:32 0:00 grep ps
ps aux lists all processes executed by all users. See man ps for details. The ww flag sets unlimited width.
-w Wide output. Use this option twice for unlimited width.
w Wide output. Use this option twice for unlimited ...
What is the difference between Class.this and this in Java
...lass that needs to refer to its outer class's instance.
class Person{
String name;
public void setName(String name){
this.name = name;
}
class Displayer {
String getPersonName() {
return Person.this.name;
}
}
}
...
How to draw border around a UILabel?
...ebug the text placement and to see the placement and how big the label actually is.
9 Answers
...
How do you make a deep copy of an object?
...factory method that in turn deep copies the child object. Immutables (e.g. Strings) do not need to be copied. As an aside, you should favor immutability for this reason.
share
|
improve this answer
...
Worst security hole you've seen? [closed]
...ernet, government sites in particular, pass an SQL query through the query string. It's the worst form of SQL injection, and it takes no effort at all to find vulnerable sites.
With minor tweaks, I've been able to find unprotected installations of phpMyAdmin, unprotected installations of MySQL, que...