大约有 47,000 项符合查询结果（耗时：0.0657秒） [XML]
Constructor overload in TypeScript
...t allows you to declare overloads but you can only have one implementation and that implementation must have a signature that is compatible with all overloads. In your example, this can easily be done with an optional parameter as in,
interface IBox {
x : number;
y : number;
height ...
How to loop over directories in Linux?
I am writing a script in bash on Linux and need to go through all subdirectory names in a given directory. How can I loop through these directories (and skip regular files)?
...
Why is extending native objects a bad practice?
... get a perfomance hit? Do they fear that somebody does it "the wrong way", and adds enumerable types to Object , practically destroying all loops on any object?
...
difference between #if defined(WIN32) and #ifdef(WIN32)
... yeah, but you could also cascade #ifdef UNIX with #ifndef WIN32, and get the same flexibility (not as readable, I agree)
– jpinto3912
Nov 11 '09 at 11:42
2
...
How to list all functions in a Python module?
I have a python module installed on my system and I'd like to be able to see what functions/classes/methods are available in it.
...
What is a good Java library to zip/unzip files? [closed]
I looked at the default Zip library that comes with the JDK and the Apache compression libs and I am unhappy with them for 3 reasons:
...
jQuery set checkbox checked
...
Taking all of the proposed answers and applying them to my situation - trying to check or uncheck a checkbox based on a retrieved value of true (should check the box) or false (should not check the box) - I tried all of the above and found that using .prop("ch...
Android Studio with Google Play Services
I'm trying to test Google Play Services with the new Android Studio.
I have a project with a dependency to the google_play_services.jar.
But when I try to Rebuild the project I get the following errors:
...
Effective way to find any file's Encoding
Yes is a most frequent question, and this matter is vague for me and since I don't know much about it.
9 Answers
...
(Built-in) way in JavaScript to check if a string is a valid number
...ter-intuitive. +num converts empty strings or strings with spaces to zero, and isNaN() assumes the same:
+'' // 0
+' ' // 0
isNaN('') // false
isNaN(' ') // false
But parseInt() does not agree:
parseInt('') // NaN
parseInt(' ') // NaN
...