大约有 11,295 项符合查询结果（耗时：0.0163秒） [XML]
Explicitly select items from a list or tuple
I have the following Python list (can also be a tuple):
8 Answers
8
...
How do I update the password for Git?
I'm using BitBucket with Xcode and Git for version control, and recently I changed all of my passwords ( thanks Adobe! ).
2...
Get battery level and state in Android
How can I get battery level and state (plugged in, discharging, charging, etc)? I researched the developer docs and I found a BatteryManager class. But it doesn't contain any methods, just constants. How do I even use it?
...
Is there more to an interface than having the correct methods
...
Interfaces are a way to make your code more flexible. What you do is this:
Ibox myBox=new Rectangle();
Then, later, if you decide you want to use a different kind of box (maybe there's another library, with a better kind of box), you switch your code to:
Ibox myBox=new ...
Code Golf - π day
...88 and 93 93 94 96 102 105 129 138 141 chars
Just in case, I am using OpenBSD and some supposedly non-portable extensions at this point.
93 chars. This is based on same formula as FORTRAN solution (slightly different results than test cases). Calculates X^2=R^2-Y^2 for every Y
[rdPr1-d0<p]sp1?...
Change Oracle port from port 8080
...
From Start | Run open a command window.
Assuming your environmental variables are set correctly start with the following:
C:\>sqlplus /nolog
SQL*Plus: Release 10.2.0.1.0 - Production on Tue Aug 26 10:40:44 2008
Copyright (c) 1982, 2005, Oracle. All rights reserved.
SQL> connect
Enter user...
How do I join two SQLite tables in my Android application?
I have an Android project that has a database with two tables: tbl_question and tbl_alternative .
4 Answers
...
How to hash some string with sha256 in Java?
How can I hash some string with sha256 in Java? Does anybody know of any free library for this?
15 Answers
...
What is the iPad user agent?
From what I gather, the iPad is using iPhone OS, but with a different screen resolution from the iPhone and iPod touch. So many sites may have to change their user agent detection to adapt to the iPad.
...
How can I check whether Google Maps is fully loaded?
I’m embedding Google Maps into my web site. Once Google Maps is loaded, I need to kick off a few JavaScript processes.
9 ...