大约有 48,000 项符合查询结果（耗时：0.0753秒） [XML]
Reading a resource file from within jar
...
Thank you, this was very helpful and the code works perfectly, but I do have one problem, I need to determine whether the InputStream exists (like File.exists()) so my game can tell whether to use the default file or not. Thanks.
– Prin...
Is there a portable way to get the current username in Python?
...e current user's username in Python (i.e., one that works under both Linux and Windows, at least). It would work like os.getuid :
...
How to reset sequence in postgres and fill id column with new data?
I have a table with over million rows. I need to reset sequence and reassign id column with new values (1, 2, 3, 4... etc...). Is any easy way to do that?
...
MySQL offset infinite rows
...d... but no! I've seen this 18446744073709551615 scatter all over the code and I was blaming lazy programmers, but it's a design feature!
– Petruza
May 24 '10 at 15:10
8
...
Why is inserting in the middle of a linked list O(1)?
...r business logic that a new node needs to be added (or an old one deleted) and you do so. You may add 50 nodes in a single iteration and each of those nodes is just O(1) the time to unlink two adjacent nodes and insert your new one..
Edit: Man, you type a second paragraph and all of a sudden inste...
Convert HttpPostedFileBase to byte[]
... we've already got a using statement (not directive, btw) for inputStream, and both will refer to the same object. Why would you want to dispose of it twice?
– Jon Skeet
Mar 29 '16 at 12:28
...
How do you specify the date format used when JAXB marshals xsd:dateTime?
...ery difficult to reproduce in normal testing, but under load could happen, and would be exceedingly difficult to diagnose. It's better to create a new SimpleDateFormat with marshal and unmarshal (but use a static format string if necessary).
– Colselaw
Feb 28 '...
Escape angle brackets in a Windows command prompt
I need to echo a string containing angle brackets (< and >) to a file on a Windows machine. Basically what I want to do is the following:
echo some string < with angle > brackets >>myfile.txt
...
List of Stored Procedures/Functions Mysql Command Line
...n I see the list of the stored procedures or stored functions in mysql command line like show tables; or show databases; commands.
...
Browsers' default CSS for HTML elements
...
A GitHub repository of all W3C HTML spec and vendor default CSS stylesheets can be found here
1. Default Styles for Firefox
2. Default Styles for Internet Explorer
3. Default Styles for Chrome / Webkit
4. Default Styles for Opera
5. Default Styles for HTML4 (W3...