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Vim: insert the same characters across multiple lines
...d rather than a lowercase i, because the lowercase i is interpreted as the start of a text object, which is rather useful on its own, e.g. for selecting inside a tag block (it):
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Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术
...OM组件就是所谓的RTD Server。IRTDServer具有以下成员：
ServerStart(CallbackObject)
CallbackObject 是一个IRTDUpdateEvent类型的参数，它有一个UpdateNotify方法，用于通知Excel有更新的数据可用（push）。这样Excel就会通过调用RefreshData方法来刷新所...
Deleting queues in RabbitMQ
...y persistent messages
rabbitmqctl stop_app
rabbitmqctl reset
rabbitmqctl start_app
The rabbitmq documentation says that the reset command:
Returns a RabbitMQ node to its virgin state.
Removes the node from any cluster it belongs to, removes all data from
the management database, such...
How can I convert this foreach code to Parallel.ForEach?
...w processes can be slower, as they're run serially
Process 2 can't start until 1 is done. Process 3 can't start until 2 & 1 are done...
Execution of quick processes can be faster, as there is no threading overhead
Parallel.ForEach:
Execution takes place in parallel way.
...
/bin/sh: pushd: not found
...ocesses. (A hypothetical pushd command might do the chdir(2) call and then start a new shell, but ... it wouldn't be very usable.) pushd is a shell builtin, just like cd.
So, either change your script to start with #!/bin/bash or store the current working directory in a variable, do your work, then...
CentOS+Nginx+PHP+MySQL详细配置(图解) - 更多技术 - 清泛网 - 专注C/C++及内核技术
...p.ini
下面我们就要启动PHP-FPM
#/usr/local/php/sbin/php-fpm start
在启动PHP-FPM时会报上面这个错误，原因是PHP-FPM自己不知道以那个用户和组运行PHP，所以我们要修改一个文件，把文件中的注释去掉即可（打开文件把红色部分删除...
How to “properly” create a custom object in JavaScript?
...gramming languages, and in many places straight-up badly designed.)
Let's start with the prototype way. This is the most JavaScript-native you can get: there is a minimum of overhead code and instanceof will work with instances of this kind of object.
function Shape(x, y) {
this.x= x;
this...
What does 'public static void' mean in Java?
...
the java runtime environment must call the main method to start your application. it couldn't do that when it were private.
– Philipp
Sep 4 '12 at 20:44
add a...
Hand Coded GUI Versus Qt Designer GUI [closed]
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Our experience with Designer started in Qt3.
Qt3
At that point, Designer was useful mainly to generate code that you would then compile into your application. We started using for that purpose but with all generated code, once you edit it, you can no l...
Inserting image into IPython notebook markdown
I am starting to depend heavily on the IPython notebook app to develop and document algorithms. It is awesome; but there is something that seems like it should be possible, but I can't figure out how to do it:
...