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Sample settings.xml for maven

...le provides configuration for a single | user, and is normally provided in | ${user.home}/.m2/settings.xml. | | NOTE: This location can be overridden with the CLI option: | | -s /path/to/user/settings.xml | | 2. Global Level. T...
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What's the difference between Perl's backticks, system, and exec?

...It never returns true, because if the command is found it never returns at all. There is also no point in returning STDOUT, STDERR or exit status of the command. You can find documentation about it in perlfunc, because it is a function. system executes a command and your Perl script is con...
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When do I need to use a semicolon vs a slash in Oracle SQL?

...ce, but I prefer to see scripts that consistently use the slash - this way all "units" of work (creating a PL/SQL object, running a PL/SQL anonymous block, and executing a DML statement) can be picked out more easily by eye. Also, if you eventually move to something like Ant for deployment it will ...
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Where does 'Hello world' come from?

' hello, world ' is usually the first example for any programming language. I've always wondered where this sentence came from and where was it first used. ...
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How do I run a Java program from the command line on Windows?

...ent directory is the default classpath, so you don't have to set -cp . manually. – Artur Czajka Nov 6 '16 at 0:51 2 ...
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Converting a Pandas GroupBy output from Series to DataFrame

...1.index Out[20]: MultiIndex([('Alice', 'Seattle'), ('Bob', 'Seattle'), ('Mallory', 'Portland'), ('Mallory', 'Seattle')], dtype=object) Perhaps you want something like this? In [21]: g1.add_suffix('_Count').reset_index() Out[21]: Name City City_Count Name_Count 0 Alice S...
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How to stage only part of a new file with git?

... Whoa, all that update-index and hash-object business seems overly complicated. How about this instead: git add -N new_file git add -i From git help add: -N, --intent-to-add Record only the fact that the path will be added ...
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Example for sync.WaitGroup correct?

... wg.Wait() fmt.Println("Done") } However, it is rather pointless to call wg.Add over and over again when you already know how many times it will be called. Waitgroups panic if the counter falls below zero. The counter starts at zero, each Done() is a -1 and each Add() depends on the paramet...
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Mixins vs. Traits

... answered Jan 26 '11 at 9:15 jk_jk_ 4,87633 gold badges2121 silver badges2323 bronze badges ...
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Source code highlighting in LaTeX

...ygments to provide top-notch syntax highlighting in LaTeX. For example, it allows the following output. Here’s a minimal file to reproduce the above code (notice that including Unicode characters might require XeTeX)! \documentclass[a4paper]{article} \usepackage{fontspec} \usepackage{minted} ...