大约有 47,000 项符合查询结果（耗时：0.0528秒） [XML]
How do I migrate an SVN repository with history to a new Git repository?
... This is 99% awesome, following these steps, I got everything in order except branches: after the final step, they were remote only (and as such disappeared when I did the command: git remote rm origin)
– Dirty Henry
Mar 29 '12 at 9:22
...
Find nearest latitude/longitude with an SQL query
...S(latitude / 57.3), 2)) AS distance
FROM TableName HAVING distance < 25 ORDER BY distance;
where [starlat] and [startlng] is the position where to start measuring the distance.
share
|
improve ...
What is a semaphore?
...task to another. A mutex is meant to be taken and released, always in that order, by each task that uses the shared resource it protects. By contrast, tasks that use semaphores either signal or wait—not both. For example, Task 1 may contain code to post (i.e., signal or increment) a particular sem...
.htaccess not working apache
...able Apache mod_rewrite module
a2enmod rewrite
add the following code to /etc/apache2/sites-available/default
AllowOverride All
Restart apache
/etc/init.d/apache2 restart
share
|
improve this an...
Difference between JSONObject and JSONArray
...gt;value pairs, tuples or whatever you want to call them)
like {ID : 1}
Order of elements is not important
a JSONObject of {id: 1, name: 'B'} is equal to {name: 'B', id: 1}.
JSONArray:
Contains only series values
like [1, 'value']
Order of values is important
array of [1,'value'] is ...
In OS X Lion, LANG is not set to UTF-8, how to fix it?
...ow command :
export LC_ALL=en_US.UTF-8
export LANG=en_US.UTF-8
Now in order to check whether locale environment is updated use below command :
Locale
share
|
improve this answer
|
...
Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
...不做修改表示使用[]中的默认值
先将mysql的lib目录加入 /etc/ld.so.conf，然后执行ldconfig命令使其生效，否则填完以下install配置后，会出现错误"bin/postconf: error while loading shared libraries: libmysqlclient.so.18: cannot open shared object file: No such f...
How does the Brainfuck Hello World actually work?
...
Zeroes are offset. 82 is first and c5 is second byte representing ł (in order we will read them). |..| is graphical representation which is not possible in this case.
Well, if you pass ł as input to your BF program that reads single byte, program memory will look like:
...[0][0][*197*][0][0].....
Instance attribute attribute_name defined outside __init__
...ach child class may override, and in this function use function setattr in order to define the class-unique instance variables. May be this is not too aesthetic as well, but it eliminates the here-discussed linting warning.
...
Static Vs. Dynamic Binding in Java
...
Well in order to understand how static and dynamic binding actually works? or how they are identified by compiler and JVM?
Let's take below example where Mammal is a parent class which has a method speak() and Human class extends Ma...