大约有 40,000 项符合查询结果（耗时：0.0496秒） [XML]
How do I programmatically change file permissions?
...ons(), or atomically at file creation with methods like createFile() or newByteChannel().
You can create a set of permissions using EnumSet.of(), but the helper method PosixFilePermissions.fromString() will uses a conventional format that will be more readable to many developers. For APIs that acce...
Using “this” with class name
...nce to an inner class... so, for example:
Button button = (Button)findViewById(R.id.ticket_details_sell_ticket);
button.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// it will be wrong to use only "this", because it would
// reference th...
Node.js get file extension
...check if it exist in the end or not. using regex for example. "tar.gz$" or by building up a function that do that. like checking that from the end and going back and see if it match totally. and you will have that function that check the extension. WHY? because what about files like jone.lastTest....
How to ignore the first line of data when processing CSV data?
...
@Anto: I've never encountered such an error—1024 bytes is not a lot of memory after all—nor has it been a problem for many other folks based on the up-votes this answer has received (as well as the thousands of of people who have read and followed the documentation). For ...
Why does a return in `finally` override `try`?
...– if an exception is thrown in a try-finally block that isn't surrounded by a higher level try-catch, then the finally block won't execute. Here's a test case jsfiddle.net/niallsmart/aFjKq. This issue was fixed in IE8.
– Niall Smart
Jun 17 '11 at 20:46
...
How to check if a specific key is present in a hash or not?
...
In latest Ruby versions Hash instance has a key? method:
{a: 1}.key?(:a)
=> true
Be sure to use the symbol key or a string key depending on what you have in your hash:
{'a' => 2}.key?(:a)
=> false
...
Link to reload current page
... edited Feb 5 at 12:55
radbyx
8,1471717 gold badges7272 silver badges116116 bronze badges
answered Aug 24 '12 at 11:28
...
View not attached to window manager crash
...w not attached to window manager error message and thought I had fixed it by wrapping the pDialog.dismiss(); in an if statement:
...
Loading local JSON file
...
No, it cannot be file but must be served by web server.
– Kris Erickson
Jan 3 '14 at 19:20
17
...
Correctly determine if date string is a valid date in that format
...
}
[Function taken from this answer. Also on php.net. Originally written by Glavić.]
Test cases:
var_dump(validateDate('2013-13-01')); // false
var_dump(validateDate('20132-13-01')); // false
var_dump(validateDate('2013-11-32')); // false
var_dump(validateDate('2012-2-25')); // false
var_...