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Squash my last X commits together using Git
...ing an editor and then searching and replacing for a string in the "to-do" file. Using git merge --squash is also easier to use in a script. Essentially, the reasoning was that you don't need the "interactivity" of git rebase -i at all for this.
– Mark Longair
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What is `git diff --patience` for?
...This situation is very ugly, and can result in a totally
unusable conflict file in the situation where you need such things to be
presented coherently the most.
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Return empty cell from formula in Excel
...uate to trueblank, if you type 0 in A2.
You can download a demonstration file here.
In the example above, evaluating formula to trueblank results in an empty cell. Checking result with ISBLANK formula results positively in TRUE. This is hara-kiri like formula. The formula disappears from cell whe...
Bash script processing limited number of commands in parallel
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For example, if you have the list of links in a file, you can do cat list_of_links.txt | parallel -j 4 wget {} which will keep four wgets running at a time.
– Mr. Llama
Aug 13 '15 at 19:30
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Install specific git commit with pip
...sible to automatically install a python package using the requirements.txt file on you project just by adding the following line:
-e git+https://github.com/owner/repository.git@branch_or_commit
and run the command line:
$ pip install -r requirements.txt
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Process escape sequences in a string in Python
Sometimes when I get input from a file or the user, I get a string with escape sequences in it. I would like to process the escape sequences in the same way that Python processes escape sequences in string literals .
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How does lombok work?
...ation Processing API available in Java 6.
Note that lombok.jar contains a file named /META-INF/services/javax.annotation.processing.Processor. When javac sees this file in a compilation classpath, it runs annotation processors defined there during compilation.
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Bash if [ false ] ; returns true
...der your control (or which can be manipulated externally, be it by unusual filenames or otherwise), if $predicate can easily be abused to execute hostile code in a manner that if [[ $predicate ]] cannot.
– Charles Duffy
Feb 18 '17 at 5:25
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How can I prevent Visual Studio 2013 from closing my IIS Express app when I end debugging?
...nd Continue is useful when debugging and testing web projects. That *.aspx files can be edited, the browser refreshed, and changes will appear. It's not so useful for non-web code...
– Zarepheth
Jul 9 '15 at 21:11
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How to assign colors to categorical variables in ggplot2 that have stable mapping?
...iple data frames can become tedious if they are being pulled from separate files and not all factor levels appear in each file.
One way to address this is to create a custom manual colour scale as follows:
#Some test data
dat <- data.frame(x=runif(10),y=runif(10),
grp = rep(LETTERS[1:5]...