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How can I check if a program exists from a Bash script?

...err". See the Advanced Bash Scripting Guide i/o redirection page for more info. – mikewaters Dec 21 '11 at 19:48 ...
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Client to send SOAP request and receive response

... } return result; } } } For additional info & details regarding this class you can also read this post on my blog. share | improve this answer | ...
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What does git rev-parse do?

...e used with eval Massage just implies that it is possible to convert the info from one form into another i.e. a transformation command. These are some quick examples I can think of: a branch or tag name into the commit's SHA1 it is pointing to so that it can be passed to a plumbing command which...
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How to use the pass statement?

...ample from xml): try: self.version = "Expat %d.%d.%d" % expat.version_info except AttributeError: pass # unknown Note: Ignoring all types of raises, as in the following example from pandas, is generally considered bad practice, because it also catches exceptions that should probably be pa...
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How to replace plain URLs with links?

... it seems it doesn't work with such email addresses: info@some-thing.com some.thing@example.com etc.. – Marco Gagliardi Oct 7 '14 at 11:24 ...
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how to get the cookies from a php curl into a variable

...]=>"Fri, 06-May-2016 05:58:51 GMT"), and arg5 will be populated with... info about the raw request made by curl. the downside is that it requires CURLOPT_RETURNTRANSFER to be on, else it error out, and that it will overwrite CURLOPT_STDERR and CURLOPT_VERBOSE, if you were already using them for...
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TypeError: module.__init__() takes at most 2 arguments (3 given)

...ging class UserdefinedLogging(logging): If you look at the Documentation Info, you'll see "logging" displayed as module. In this specific case I had to simply inherit the logging module to create an extra class for the logging. ...
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How does the SQL injection from the “Bobby Tables” XKCD comic work?

... like this... Sometimes all queries are logged, and sometimes other logged info can help you deduce culprit. – inemanja Mar 5 at 20:25 add a comment  |  ...
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What are POD types in C++?

... Very informally: A POD is a type (including classes) where the C++ compiler guarantees that there will be no "magic" going on in the structure: for example hidden pointers to vtables, offsets that get applied to the address when i...
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How to make all Objects in AWS S3 bucket public by default?

...there is an "example policies" link in the above link that gives the exact info needed to cut and paste into the policy generator. As aws updates APIs this is more likely to stay correct. Worked like a charm for me this morning. – keithpjolley Jan 7 '17 at 18:3...