大约有 23,000 项符合查询结果（耗时：0.0330秒） [XML]
What is the common header format of Python files?
...
Its all metadata for the Foobar module.
The first one is the docstring of the module, that is already explained in Peter's answer.
How do I organize my modules (source files)? (Archive)
The first line of each file shoud be #!/usr/bin/env python. This makes it possible to run the file as ...
Can I create a named default constraint in an add column statement in SQL Server?
...
ID INT IDENTITY NOT NULL CONSTRAINT PK_TestTable PRIMARY KEY
--let the string be unique (results in a unique index implicitly)
,SomeUniqueString VARCHAR(100) NOT NULL CONSTRAINT UQ_TestTable_SomeUniqueString UNIQUE
--define two constraints, one for a default value and one for a value check
,So...
jQuery’s .bind() vs. .on()
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printing "jQuery.fn.bind.toString()" outputs "function (a,b,c){return this.on(a,null,b,c)}"
– Jowen
Jun 30 '14 at 10:14
5
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Why is “throws Exception” necessary when calling a function?
...// Why throws is necessary here ?
{
show2();
}
public static void main(String[] args) {
JavaException a = new JavaException();
try{
a.show3();
}catch(Exception e){
System.out.println(e.getMessage());
}
}
Only small changes in your program. What It seems to be misunderst...
How do you tell someone they're writing bad code? [closed]
... monologue about how their way is the only way. Even though .Net built in string-to-integer parsing, dangit.
– Greg D
Oct 16 '08 at 13:35
...
Maximum Java heap size of a 32-bit JVM on a 64-bit OS
...sk the Java Runtime:
public class MaxMemory {
public static void main(String[] args) {
Runtime rt = Runtime.getRuntime();
long totalMem = rt.totalMemory();
long maxMem = rt.maxMemory();
long freeMem = rt.freeMemory();
double megs = 1048576.0;
Sys...
SecurityError: Blocked a frame with origin from accessing a cross-origin frame
...ava you don't need the ===, you already know that the variable type it's a string, so === is useless here.
– Marco Bonelli
Aug 3 '15 at 16:22
4
...
Difference between Bridge pattern and Adapter pattern
... of the properties.
public class AdapterDemo{
public static void main(String args[]){
SquareArea s = new SquareArea(4);
System.out.println("Square area :"+s.getArea());
}
}
class RectangleArea {
public int getArea(int length, int width){
return length * width;
...
What is meaning of boolean value returned from an event-handling method in Android
... false
}
}
private fun getDisplayAction(action: Int): String {
return when (action) {
MotionEvent.ACTION_DOWN -> "DOWN"
MotionEvent.ACTION_MOVE -> "MOVE"
MotionEvent.ACTION_UP -> "UP"
MotionEvent.ACTION_CANCEL ->...
Apply CSS style attribute dynamically in Angular JS
... attribute, and conditional/scope styles into an ng-style attribute. Also, string keys are not necessary. For hyphen-delimited CSS keys, use camelcase.
<div ng-style="{backgroundColor: data.backgroundCol}" style="width:20px; height:20px; margin-top:10px; border:solid 1px black;"></div>...