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Update a submodule to the latest commit

I have a project A which is a library and it is used in a project B. 7 Answers 7 ...
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Aren't Python strings immutable? Then why does a + “ ” + b work?

My understanding was that Python strings are immutable. 22 Answers 22 ...
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Set margin size when converting from Markdown to PDF with pandoc

I have created an RMarkdown file in RStudio and managed to knit it with knitr into an HTML and .md file. Next, I used pandoc to convert the .md file into a PDF file (I get an error if I try and convert from the .html file). However, the PDF that is produced have massive margins (like this http://...
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AngularJS performs an OPTIONS HTTP request for a cross-origin resource

...e the asset host which delivers my template files is on a different domain and therefore the XHR request that angular performs must be cross-domain. I've added the appropriate CORS header to my server for the HTTP request to make this work, but it doesn't seem to work. The problem is that when I ins...
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Chrome DevTools Devices does not detect device when plugged in

... To get the functionality up and running: Follow steps at https://developers.google.com/chrome-developer-tools/docs/remote-debugging Install Windows USB driver http://developer.samsung.com/android/tools-sdks/Samsung-Android-USB-Driver-for-Windows Insta...
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How to center absolute div horizontally using CSS?

I've a div and want it to be centered horizontally - although I'm giving it margin:0 auto; it's not centered... 8 Answers...
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How to write a bash script that takes optional input arguments?

... You could use the default-value syntax: somecommand ${1:-foo} The above will, as described in Bash Reference Manual - 3.5.3 Shell Parameter Expansion [emphasis mine]: If parameter is unset or null, the expansion of word is substituted. Otherwise, the value of paramet...
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Is it possible to declare a variable in Gradle usable in Java?

... in Java ? Basically I would like to declare some vars in the build.gradle and then getting it (obviously) at build time. Just like a pre-processor macros in C/C++... ...
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Set cookie and get cookie with JavaScript [duplicate]

... which CSS file I choose in my HTML. I have a form with a list of options, and different CSS files as values. When I choose a file, it should be saved to a cookie for about a week. The next time you open your HTML file, it should be the previous file you've chosen. ...
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PadLeft function in T-SQL

...r 123456789... So if your max value is 123456... you would see 0000123456 and if your min value is 1 you would see 0000000001 share | improve this answer | follow ...