大约有 7,000 项符合查询结果（耗时：0.0227秒） [XML]
Why is there no Char.Empty like String.Empty?
...;char> RemoveChars(this IEnumerable<char> originalString,
params char[] removingChars)
{
return originalString.Except(removingChars);
}
}
and its usage:
var veryLongText = "abcdefghijk...";
IEnumerable<char> firstFiveCharsWithoutCsAndDs = ver...
Link and execute external JavaScript file hosted on GitHub
...change the linked reference of a local JavaScript file to a GitHub raw version my test file stops working. The error is:
1...
Remove directory which is not empty
...lso renamed function to rimraf ;)
/**
* Remove directory recursively
* @param {string} dir_path
* @see https://stackoverflow.com/a/42505874/3027390
*/
function rimraf(dir_path) {
if (fs.existsSync(dir_path)) {
fs.readdirSync(dir_path).forEach(function(entry) {
var entry_...
Why did my Git repo enter a detached HEAD state?
... a branch, and get a detach HEAD, except:
it has an explicit --detach option
To check out commit HEAD~3 for temporary inspection or experiment without creating a new branch:
git switch --detach HEAD~3
HEAD is now at 9fc9555312 Merge branch 'cc/shared-index-permbits'
it cannot detached by...
Find a class somewhere inside dozens of JAR files?
...t<String> foundIn = new LinkedList<String>();
/**
* @param args the first argument is the path of the file to search in. The second may be the
* class file to find.
*/
public static void main(String[] args) {
if (!CLASS_FILE_TO_FIND.endsWith(".class...
Create a string with n characters
...r;
/**
* Creates a string of spaces that is 'spaces' spaces long.
*
* @param spaces The number of spaces to add to the string.
*/
public String spaces( int spaces ) {
return CharBuffer.allocate( spaces ).toString().replace( '\0', ' ' );
}
Invoke using:
System.out.printf( "[%s]%n", spaces( ...
Converting java.util.Properties to HashMap
...ava.util.Map , And java.util.HashMap's constructor receives a Map type param. So, why must it be converted explicitly?
...
ReferenceError: event is not defined error in Firefox
...
You're declaring (some of) your event handlers incorrectly:
$('.menuOption').click(function( event ){ // <---- "event" parameter here
event.preventDefault();
var categories = $(this).attr('rel');
$('.pages').hide();
$(categories).fadeIn();
});
You need "event" to be a par...
Spring 3 RequestMapping: Get path value
...h from a controller mapping. /controllerUrl/** => return matched **
* @param request incoming request.
* @return extracted path
*/
public static String extractPathFromPattern(final HttpServletRequest request){
String path = (String) request.getAttribute(
HandlerMapping.PATH_W...
Is it possible to make the -init method private in Objective-C?
...ect at any time.
What you can do is throw an NSInternalInconsistencyException if your -init method is invoked:
- (id)init {
[self release];
@throw [NSException exceptionWithName:NSInternalInconsistencyException
reason:@"-init is not a valid initializer fo...