大约有 48,000 项符合查询结果（耗时：0.0522秒） [XML]
Insert the carriage return character in vim
... the carriage return character ( U+000D aka \r ). When I try to paste it from the clipboard ( "+p ) or type it using Ctrl + Shift + u - 000d , the linefeed is inserted ( U+000A ).
...
bash: shortest way to get n-th column of output
...r workday you repeatedly encounter the following form of columnized output from some command in bash (in my case from executing svn st in my Rails working directory):
...
Choosing Java vs Python on Google App Engine
... code in the user's browser, Java's GWT (generating the Javascript for you from your Java-level coding) is far richer and more advanced than Python-side alternatives (in practice, if you choose Python, you'll be writing some JS yourself for this purpose, while if you choose Java GWT is a usable alte...
Is there a fixed sized queue which removes excessive elements?
... };
If the "removeEldestEntry" returns true, the eldest entry is removed from the map.
share
|
improve this answer
|
follow
|
...
Convert NSURL to local file path
...
Use the -[NSURL path] method:
NSLog(@"%@", myUrl.path);
From the documentation:
The path of the URL, unescaped with the stringByReplacingPercentEscapesUsingEncoding: method. If the receiver does not conform to RFC 1808, returns nil.
If this URL object contains a file URL ...
Why shouldn't I use “Hungarian Notation”?
... unsafe, so that it simply cannot be passed to a safe function. To convert from unsafe to safe should require processing with some kind of a sanitize function.
A lot of the things that Joel talks of as "kinds" are not kinds; they are, in fact, types.
What most languages lack, however, is a type sy...
Can someone explain this 'double negative' trick? [duplicate]
...result back to the boolean representation of its original logical value.
From these docs for the Logical NOT operator:
Returns false if its single operand can be converted to true; otherwise, returns true.
So if getContext gives you a "falsey" value, the !! will make it return the boolean v...
JSLint is suddenly reporting: Use the function form of “use strict”
...uglas Crockford's latest blog post Strict Mode Is Coming To Town.
Example from that post:
(function () {
'use strict';
// this function is strict...
}());
(function () {
// but this function is sloppy...
}());
Update:
In case you don't want to wrap in immediate function (e.g. it is a n...
PHP - Move a file into a different folder on the server
...move_uploaded_file($tmp_name, "$uploads_dir/$name");
}
}
code snipet from docs
share
|
improve this answer
|
follow
|
...
How to unzip files programmatically in Android?
I need a small code snippet which unzips a few files from a given .zip file and gives the separate files according to the format they were in the zipped file. Please post your knowledge and help me out.
...