大约有 35,000 项符合查询结果（耗时：0.0534秒） [XML]
Generate a random alphanumeric string in Cocoa
...
Here's a quick and dirty implementation. Hasn't been tested.
NSString *letters = @"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
-(NSString *) randomStringWithLength: (int) len {
NSMutableString *randomString = ...
Find all files in a directory with extension .txt in Python
...th.join("/mydir", file))
or if you want to traverse directory, use os.walk:
import os
for root, dirs, files in os.walk("/mydir"):
for file in files:
if file.endswith(".txt"):
print(os.path.join(root, file))
...
Node.js: printing to console without a trailing newline?
... edited Aug 30 '13 at 20:15
Akseli Palén
23.3k55 gold badges5353 silver badges6767 bronze badges
answered May 27 '11 at 20:51
...
What does it mean by select 1 from table?
...CT 1 FROM TABLE_NAME means, "Return 1 from the table". It is pretty unremarkable on its own, so normally it will be used with WHERE and often EXISTS (as @gbn notes, this is not necessarily best practice, it is, however, common enough to be noted, even if it isn't really meaningful (that said, I will...
How to set value of input text using jQuery
...have other script errors causing this to fail. The first example above works correctly in this demonstration.
share
|
improve this answer
|
follow
|
...
Save all files in Visual Studio project as UTF-8
... character encoding. I got a solution with mixed encodings and I want to make them all the same (UTF-8 with signature).
13 ...
How to update a value, given a key in a hashmap?
...
map.put(key, map.get(key) + 1);
should be fine. It will update the value for the existing mapping. Note that this uses auto-boxing. With the help of map.get(key) we get the value of corresponding key, then you can update with you...
Delete a single record from Entity Framework?
I have a SQL Server table in Entity Framework named employ with a single key column named ID .
15 Answers
...
Convert number to month name in PHP
...econd parameter of date() function accepts a timestamp, and you could use mktime() to create one, like so:
$monthNum = 3;
$monthName = date('F', mktime(0, 0, 0, $monthNum, 10)); // March
If you want the 3-letter month name like Mar, change F to M. The list of all available formatting options can...
Go Unpacking Array As Arguments
So in Python and Ruby there is the splat operator (*) for unpacking an array as arguments. In Javascript there is the .apply() function. Is there a way of unpacking an array/slice as function arguments in Go? Any resources for this would be great as well!
...