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Difference between DateTime and Time in Ruby
...ical reasons, but new code does not necessarily need to be concerned. Picking one for consistency is probably best, so try and mesh with what your libraries expect. For example, ActiveRecord prefers DateTime.
In versions prior to Ruby 1.9 and on many systems Time is represented as a 32-bit signed v...
pdf2htmlEX实现pdf转html - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...由于safari浏览器不支持flash，所以这种方式不太适合。也测试过火狐的pdf.js，但是这个框架在safari中出现中文乱码，同样不行。最后，经过测试，只有使用pdf2htmlEX转的html在各个浏览器上展示效果均不错，所以选择该软件。
第一...
深入理解 x86/x64 的中断体系 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...y_isr
设置向量 0x40 的 segment 和 offset 值
调用 int 0x40 进行测试
中断服务例程 my_isr 很简单，仅仅是打印信息：
;------------------------------------------------
; our Interrupt Service Routine: vector 0x40
;-------------------------------------------...
Java Swing revalidate() vs repaint()
I'm putting together a Swing application where I often want to replace the contents of a JPanel. To do this, I'm calling removeAll() , then adding my new content, then calling revalidate() .
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How to convert .crt to .pem [duplicate]
...p mycert.crt mycert.pem. Since the default -inform is PEM, this is just doing an in->out conversion from PEM to PEM. The main different might be in potential text headers around the actual cert. Most of the time .crt are in PEM format anyway, but sometimes they're in DER format (the conventions a...
Angularjs code/naming conventions [closed]
Does anyone know if exists any official or most accepted reference for Angular naming conventions to use when we build our applications?
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Should I be using Protractor or Karma for my end-to-end testing? [closed]
Should I be using Protractor or Karma for my end-to-end testing?
1 Answer
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vim 命令与快捷键 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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定位命令
:set nu
:set nonu
gg:到第一行
G:到最后一行
nG:到第n行
:n：到第n行
删除命令
x:删除光标所在处的字符
nx:删除光标所在处后的n个字符
dd:删除光标所在行
ndd:删除第n行字符
gG:删除光标所在到文章底部的内容
D:...
How to handle $resource service errors in AngularJS
I am making requests to my API and I am using AngularJS $resource module. It's different from $http so I don't know how to handle my errors.
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tcp加速技术解决方案 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...商，承载全球15%－30％流量
需要稳定性公平性等多维度测试, 确定经验值的选取
以上可以看到FAST TCP的带宽利用率最高，抖动最少。
Zeta TCP
华夏创新推出的基于传输历史学习的算法
成功案例： 爱奇艺，蓝汛cdn／腾讯视...