大约有 16,000 项符合查询结果（耗时：0.0429秒） [XML]
What is the difference between a mutable and immutable string in C#?
...a string like Substring, Remove, Replace, concatenation using '+' operator etc will create a new string and return it.
See the following program for demonstration -
string str = "mystring";
string newString = str.Substring(2);
Console.WriteLine(newString);
Console.WriteLine(str);
This will print...
targetContentOffsetForProposedContentOffset:withScrollingVelocity without subclassing UICollectionVi
...subclass.
Because you're doing it this way you can't specify items sizes, etc... in IB so in MyCollectionViewFlowLayout.m I have this...
- (void)awakeFromNib
{
self.itemSize = CGSizeMake(75.0, 75.0);
self.minimumInteritemSpacing = 10.0;
self.minimumLineSpacing = 10.0;
self.scrollDi...
Detecting taps on attributed text in a UITextView in iOS
.../if ([attributes objectForKey:...)] //make a network call, load a cat Pic, etc
}
}
share
|
improve this answer
|
follow
|
...
Can a program depend on a library during compilation but not runtime?
... my JUnit tests that depend on the JUnit JAR will be under the test/ root, etc. I just don't see how the same classes, packaged under the same source root, could be "configured" to depend on different JARs at any given time. If you need log4j, then you need log4j; there's no way to tell the same cod...
jQuery - Create hidden form element on the fly
... seems the "id" need to be generated dynamically something like foo1, foo2 etc
– Web_Developer
Oct 1 '18 at 8:00
add a comment
|
...
In Python script, how do I set PYTHONPATH?
I know how to set it in my /etc/profile and in my environment variables.
6 Answers
6
...
How to jQuery clone() and change id?
... need to clone the id and then add a number after it like so id1 , id2 , etc. Everytime you hit clone you put the clone after the latest number of the id.
...
spring scoped proxy bean
...erPreferences instance) and that is smart enough to be able to go off and fetch the real UserPreferences object from whatever underlying scoping mechanism we have chosen (HTTP request, Session, etc.). We can then safely inject this proxy object into the 'userManager' bean, which will be blissfully u...
How to convert View Model into JSON object in ASP.NET MVC?
...ew and that is the easiest way to populate basic HTML elements like tables etc. I could send over the same data in JSON format as ViewData but it seems wasteful.
– Chris Stephens
Jul 29 '10 at 18:08
...
How to read the value of a private field from a different class in Java?
...the class's declared fields and then make them accessible:
Field f = obj.getClass().getDeclaredField("stuffIWant"); //NoSuchFieldException
f.setAccessible(true);
Hashtable iWantThis = (Hashtable) f.get(obj); //IllegalAccessException
EDIT: as has been commented by aperkins, both accessing the fiel...