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grep a file, but show several surrounding lines?
I would like to grep for a string, but also show the preceding five lines and the following five lines as well as the matched line. How would I be able to do this?
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git undo all uncommitted or unsaved changes
I'm trying to undo all changes since my last commit. I tried git reset --hard and git reset --hard HEAD after viewing this post . I responds with head is now at 18c3773... but when I look at my local source all the files are still there. What am I missing?
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BIO与NIO、AIO的区别(这个容易理解) - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...连接的时候采用BIO模式，需要先在服务端启动一个ServerSocket，然后在客户端启动Socket来对服务端进行通信，默认情况下服务端需要对每个请求建立一堆线程等待请求，而客户端发送请求后，先咨询服务端是否有线程相应，如果没...
马化腾给创业者的3点建议：行业跨界领域最有机会诞生创新 - 资讯 - 清泛网 ...
...建议：行业跨界领域最有机会诞生创新腾讯董事会主席兼CEO马化腾7月19日在香港向青年创业者建议，要关注两个产业跨界的部分，因为一个产业已经做得很久，已经是一片红海，我们现...腾讯董事会主席兼CEO马化腾7月19日在香港...
How to activate an Anaconda environment
I'm on Windows 8, using Anaconda 1.7.5 64bit.
12 Answers
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How can I pad an integer with zeros on the left?
How do you left pad an int with zeros when converting to a String in java?
16 Answers
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Cosine Similarity between 2 Number Lists
I need to calculate the cosine similarity between two lists , let's say for example list 1 which is dataSetI and list 2 which is dataSetII . I cannot use anything such as numpy or a statistics module. I must use common modules (math, etc) (and the least modules as possible, at that, to reduc...
What method in the String class returns only the first N characters?
I'd like to write an extension method to the String class so that if the input string to is longer than the provided length N , only the first N characters are to be displayed.
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How to find out which version of the .NET Framework an executable needs to run?
I've got an executable file, and I would like to know which versions of the .NET framework this file needs to be started.
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What is the order of precedence for CSS?
I'm trying to figure out why one of my css classes seems to override the other (and not the other way around)
8 Answers
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