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Common elements comparison between 2 lists
Got that so far, but can't seem to get it to work!
13 Answers
13
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常用Git命令汇总 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...了一些常用的Git命令。
常用配置
system #系统级别
--global #用户全局
--local #单独一个项目
git config --global user.name "xxxx" #用户名
git config --global user.email "xxxx@xxx.com" #邮箱
git config --global core.editor vim #编辑器
git config --global ali...
How do you use variables in a simple PostgreSQL script?
...e official PostgreSQL documentation.
You can use new PG9.0 anonymous code block feature (http://www.postgresql.org/docs/9.1/static/sql-do.html )
DO $$
DECLARE v_List TEXT;
BEGIN
v_List := 'foobar' ;
SELECT *
FROM dbo.PubLists
WHERE Name = v_List;
-- ...
END $$;
Also you can get the ...
Postgres NOT in array
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edited Feb 26 '14 at 17:55
All Workers Are Essential
14.7k2323 gold badges8787 silver badges125125 bronze badges
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Explicitly select items from a list or tuple
I have the following Python list (can also be a tuple):
8 Answers
8
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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...
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?...
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?
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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
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