大约有 15,000 项符合查询结果（耗时：0.0288秒） [XML]
Which is preferred: Nullable.HasValue or Nullable != null?
... I liked the semantics. However, recently I was working on someone else's existing codebase where they used Nullable<> != null exclusively instead.
...
Why do people still use primitive types in Java?
Since Java 5, we've had boxing/unboxing of primitive types so that int is wrapped to be java.lang.Integer , and so and and so forth.
...
How do I clone a generic list in C#?
...
You can use an extension method.
static class Extensions
{
public static IList<T> Clone<T>(this IList<T> listToClone) where T: ICloneable
{
return listToClone.Select(item => (T)item.Clone()).ToList();
...
View list of all JavaScript variables in Google Chrome Console
...le you have to type the name of the public variable or object you want to explore.
15 Answers
...
How do I create a self-signed certificate for code signing on Windows?
...-line to wrap line)
This creates a self-signed (-r) certificate, with an exportable private key (-pe). It's named "My CA", and should be put in the CA store for the current user. We're using the SHA-256 algorithm. The key is meant for signing (-sky).
The private key should be stored in the MyCA.pv...
Is there any significant difference between using if/else and switch-case in C#?
...
A bit of experimentation suggests count <= 6: "if"; count >= 7: dictionary. That's with the MS .NET 3.5 C# compiler - it could change between versions and vendors, of course.
– Jon Skeet
Dec...
Set type for function parameters?
...hinting in php. Have you ever looked at a big nodejs backend application? exactly, each function has arguments, and you have NO clue what each argument is. We are talking about thousands of arguments and when reading, you have to read the entire code, and the entire code of the caller and of its cal...
How to get an outline view in sublime texteditor?
How do I get an outline view in sublime text editor for Windows?
5 Answers
5
...
How do I put the image on the right side of the text in a UIButton?
... subview if I can avoid it. I want a UIButton with a background image, text, and an image in it. Right now, when I do that, the image is on the left side of the text. The background image, text, and image all have different highlight states.
...
Only detect click event on pseudo-element
...nt, since this will only happen if ::before or ::after was clicked.
This example only checks the element to the right but that should work in your case.
span = document.querySelector('span');
span.addEventListener('click', function (e) {
if (e.offsetX > span.offsetWidth) {
...