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How do I list all cron jobs for all users?

Is there a command or an existing script that will let me view all of a *NIX system's scheduled cron jobs at once? I'd like it to include all of the user crontabs, as well as /etc/crontab , and whatever's in /etc/cron.d . It would also be nice to see the specific commands run by run-parts in /e...
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How to initialize an array in one step using Ruby?

...rray = [ '1', '2', '3' ] You can also use a range: array = ('1'..'3').to_a # parentheses are required # or array = *('1'..'3') # parentheses not required, but included for clarity For arrays of whitespace-delimited strings, you can use Percent String syntax: array = %w[ 1 2 3 ] You can...
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Why does one use dependency injection?

...e virtual functions and interfaces (although I do once in a blue moon) and all my configuration is magically serialized into a class using json.net (sometimes using an XML serializer). ...
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What is the convention for word separator in Java package names?

... Packages The prefix of a unique package name is always written in all-lowercase ASCII letters and should be one of the top-level domain names, currently com, edu, gov, mil, net, org, or one of the English two-letter codes identifying countries as specified in ISO Standard 3166, 1981. S...
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Best way to generate random file names in Python

...me basename = "mylogfile" suffix = datetime.datetime.now().strftime("%y%m%d_%H%M%S") filename = "_".join([basename, suffix]) # e.g. 'mylogfile_120508_171442' share | improve this answer | ...
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How to send a simple string between two programs using pipes?

I tried searching on the net, but there are hardly any resources. A small example would suffice. 7 Answers ...
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How to add title to subplots in Matplotlib?

... ax.title.set_text('My Plot Title') seems to work too. fig = plt.figure() ax1 = fig.add_subplot(221) ax2 = fig.add_subplot(222) ax3 = fig.add_subplot(223) ax4 = fig.add_subplot(224) ax1.title.set_text('First Plot') ax2.title.set_text('Se...
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How to quickly edit values in table in SQL Server Management Studio?

... idea, if your table has millions of rows..... – marc_s Oct 8 '09 at 5:09 why don't just enter the desired value for e...
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Remove local git tags that are no longer on the remote repository

...cript to compare the tags generated by this list with the tags you have locally. Take a look at git show-ref --tags, which generates the tag names in the same form as git ls-remote). As an aside, git show-ref has an option that does the opposite of what you'd like. The following command would l...
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Download file from web in Python 3

....request ... # Download the file from `url` and save it locally under `file_name`: urllib.request.urlretrieve(url, file_name) import urllib.request ... # Download the file from `url`, save it in a temporary directory and get the # path to it (e.g. '/tmp/tmpb48zma.txt') in the `file_name` variable:...