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How can I get the current PowerShell executing file?
Note: PowerShell 1.0
I'd like to get the current executing PowerShell file name. That is, if I start my session like this:
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Calculate the center point of multiple latitude/longitude coordinate pairs
Given a set of latitude and longitude points, how can I calculate the latitude and longitude of the center point of that set (aka a point that would center a view on all points)?
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What exactly does the .join() method do?
I'm pretty new to Python and am completely confused by .join() which I have read is the preferred method for concatenating strings.
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淘宝网采用什么技术架构来实现网站高负载的 - 更多技术 - 清泛网 - 专注C/C...
...不仅有负载均衡，更重要的是要有失效恢复failover,比如tomcat采 用的集群节点广播复制，jboss采 用的配对复制等session状 态复制策略，但是集群中的状态恢复也有其缺点，那就是严重影响了系统的伸缩性，系统不能通过增加更多的...
将Linux代码移植到Windows的简单方法 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...资源。如果想要使用完整的代码，就要做移植工作。因为C/C++ Library的不同和其他的一些原因，移植C/C++代码是一项困难的工作。本文将以一个实际的例子（Tar）来说明如何把Linux代码移植到Windows平台上。移植过程将尽量少修改代...
淘宝大秒系统设计详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...统计，前端系统双11峰值有效请求约60w以上的QPS ，而后端cache的集群峰值近2000w/s、单机也近30w/s，但到真正的写时流量要小很多了，当时最高下单减库存tps是红米创造，达到1500/s。
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秒杀系统设计的第一个原则就是将这...
Pointers in C: when to use the ampersand and the asterisk?
I'm just starting out with pointers, and I'm slightly confused. I know & means the address of a variable and that * can be used in front of a pointer variable to get the value of the object that is pointed to by the pointer. But things work differently when you're working with arrays, string...
How can I generate an INSERT script for an existing SQL Server table that includes all stored rows?
I'm looking for a way to generate a "Create and insert all rows" script with SQL Management Studio 2008 R2.
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How to remove a key from Hash and get the remaining hash in Ruby/Rails?
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