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Combining two Series into a DataFrame in pandas
...e (non-consecutive) indices. How do I combine s1 and s2 to being two columns in a DataFrame and keep one of the indices as a third column?
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How to convert a string to lower or upper case in Ruby
How do I take a string and convert it to lower or upper case in Ruby?
11 Answers
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Do I need to close() both FileReader and BufferedReader?
I'm reading a local file using a BufferedReader wrapped around a FileReader:
9 Answers
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常用Git命令汇总 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...了一些常用的Git命令。
常用配置
system #系统级别
--global #用户全局
--local #单独一个项目
git config --global user.name "xxxx" #用户名
git config --global user.email "xxxx@xxx.com" #邮箱
git config --global core.editor vim #编辑器
git config --global ali...
How to disable an input type=text?
I want to disable writing in an input field of type text using JavaScript, if possible.
The input field is populated from a database; that is why I don't want the user to modify its value.
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Linux command to print directory structure in the form of a tree
Is there any linux command that I can call from a Bash script that will print the directory structure in the form of a tree, e.g.,
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How do you specify a byte literal in Java?
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Scroll to the top of the page using JavaScript?
How do I scroll to the top of the page using a JavaScript? It is desirable even if the scrollbar instantly jumps to the top. I'm not looking for a smooth scrolling.
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SQL Server SELECT INTO @variable?
I have the following code in one of my Sql (2008) Stored Procs which executes perfectly fine:
7 Answers
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How can I give the Intellij compiler more heap space?
When I make an Intellij project, I keep getting the following out of memory error.
8 Answers
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