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Trimming a huge (3.5 GB) csv file to read into R
So I've got a data file (semicolon separated) that has a lot of detail and incomplete rows (leading Access and SQL to choke). It's county level data set broken into segments, sub-segments, and sub-sub-segments (for a total of ~200 factors) for 40 years. In short, it's huge, and it's not going to fit...
How to process POST data in Node.js?
How do you extract form data ( form[method="post"] ) and file uploads sent from the HTTP POST method in Node.js ?
28 Ans...
Is there a way to use SVG as content in a pseudo element :before or :after
... Why would you want to do this? If you have the svg code in the file already, then there is no need to put it in a pseudo-class. The whole point of pseudo-classes is to reduce DOM elements when you want to add a bit of content, but in your case if you just use your svg code normally it wi...
How to list all tags along with the full message in git?
...mands. For that purpose, you could add something like this to your .bashrc file (works on Linux and similar environments):
alias gtag='git tag -n99'
Then whenever you want to see your tags, you just type gtag. Another advantage of going down the alias path (either git aliases or bash aliases or wh...
Deny access to one specific folder in .htaccess
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Create site/includes/.htaccess file and add this line:
Deny from all
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How to locate a file in Solution Explorer in Visual Studio 2010?
...e a huge solution with multiple projects. Sometime I need to navigate to a file in Solution Explorer . Using the VS 2010 ' Navigate To ' feature I can open any file by name in Visual Studio 2010 but I want to be able to select the file in Solution Explorer as well?
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Difference between except: and except Exception as e: in Python
...age, e.args
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>>> catch()
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "<stdin>", line 3, in catch
BaseException
Which a bare except does:
>>> def catch():
... try:
... raise BaseException()
... except:
... ...
How to keep the spaces at the end and/or at the beginning of a String?
I have to concatenate these two strings from my resource/value files:
16 Answers
16
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How can I view the source code for a function?
...he source version of the Matrix package and save the corresponding .tar.gz file in the current directory. Source code for compiled functions can be found in the src directory of the uncompressed and untared file. The uncompressing and untaring step can be done outside of R, or from within R using th...
Git 工具 - 子模块(submodule)：一个仓库包含另一个仓库 - 开源 & Github -...
...with 'origin/master'.
Changes to be committed:
(use "git reset HEAD <file>..." to unstage)
new file: .gitmodules
new file: DbConnector
首先应当注意到新的 .gitmodules 文件。 该配置文件保存了项目 URL 与已经拉取的本地目录之间的映射：
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