大约有 16,000 项符合查询结果（耗时：0.0331秒） [XML]
Does anyone still use [goto] in C# and if so why? [closed]
...ng whether anyone still uses the "goto" keyword syntax in C# and what possible reasons there are for doing so.
8 Answers
...
Better explanation of when to use Imports/Depends
...
"Imports" is safer than "Depends" (and also makes a package using it a 'better citizen' with respect to other packages that do use "Depends").
A "Depends" directive attempts to ensure that a function from another package is available by attaching the other package to the main search path (i.e. t...
Regex to replace everything except numbers and a decimal point
...ds to remain only text or decimal. Here is the code that I'm currently using to replace everything except numbers and a decimal point. Issue is, I can't figure out a regex that will identify everything else
...
Oracle SQL: Update a table with data from another table
...TS (
SELECT 1
FROM table2 t2
WHERE t1.id = t2.id )
Assuming the join results in a key-preserved view, you could also
UPDATE (SELECT t1.id,
t1.name name1,
t1.desc desc1,
t2.name name2,
t2.desc desc2
FROM table1 t...
How to convert AAR to JAR
...file extension). Here are the steps to convert:
Extract the AAR file using standard zip extract (rename it to *.zip to make it easier)
Find the classes.jar file in the extracted files
Rename it as you like and use that jar file in your project
...
Rotating a point about another point (2D)
...
First subtract the pivot point (cx,cy), then rotate it, then add the point again.
Untested:
POINT rotate_point(float cx,float cy,float angle,POINT p)
{
float s = sin(angle);
float c = cos(angle);
// translate point back to o...
What is the purpose of Serialization in Java?
...read quite a number of articles on Serialization and how it is so nice and great but none of the arguments were convincing enough. I am wondering if someone can really tell me what is it that we can really achieve by serializing a class?
...
Hashing a dictionary?
...ring or representation of the dictionary.
UPDATE: Please see the comments below, why this approach might not produce a stable result.
share
|
improve this answer
|
follow
...
Can I catch multiple Java exceptions in the same catch clause?
...
This has been possible since Java 7. The syntax for a multi-catch block is:
try {
...
} catch (IOException | SQLException ex) {
...
}
Remember, though, that if all the exceptions belong to the same class hierarchy, you can si...
IntelliJ Split Window Navigation
If I split the editor window (horizontal or vertical) into N tab groups, how do I switch/toggle from one tab group to another via the keyboard? If all of the tabs are in the same group you can switch from each tab easily (CTRL + right/left arrow), but when they're in separate tab groups I can't. I...