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How to tell bash that the line continues on the next line
...‘\’ may be used to remove any special meaning
for the next character read and for line continuation.
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Is it pythonic to import inside functions?
...port getopt and cmd just in main, because I want it to be clear to someone reading the code that these modules have nothing to do with the normal operation of the module and are only being included for testing.
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What's the best way to set a single pixel in an HTML5 canvas?
...Encoder(r,g,b,a);
// Writing the PNGEncoder is left as an exercise for the reader
creating another img or canvas filled with all the pixels you want and use drawImage() to blit just the pixel you want across. This would probably be very fast, but has the limitation that you need to pre-calculate th...
SQLAlchemy IN clause
...1 IN :values;
""")
query = query.bindparams(values=tuple(values))
df = pd.read_sql(query, engine)
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Calculate age given the birth date in the format YYYYMMDD
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I would go for readability:
function _calculateAge(birthday) { // birthday is a date
var ageDifMs = Date.now() - birthday.getTime();
var ageDate = new Date(ageDifMs); // miliseconds from epoch
return Math.abs(ageDate.getUTCFull...
Xcode 6 beta 2 issue exporting .ipa: “Your account already has a valid iOS distribution certificate”
...ution package for my client
Xcode throws at me vague error: Your account already has a valid iOS distribution certificate
The solution is: get a private key for enterprise account of my client. There are 2 possible options:
Ask you client for credentials to access his enterprise developer accoun...
How can I add an empty directory to a Git repository?
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I think the README solution proposed by @JohnMee should be used together with this one; the .gitignore file provides an explanation of what we want to keep out of version control, while the README file explains what is the purpose of the...
Test if a variable is set in bash when using “set -o nounset”
... to check only whether it's unset, use -: VALUE=${WHATEVER-}. Also, a more readable way to check whether a variable is empty: if [ "${WHATEVER+defined}" = defined ]; then echo defined; else echo undefined; fi
– l0b0
Oct 24 '11 at 11:04
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What does ||= (or-equals) mean in Ruby?
...o often on the Ruby mailing-lists and Ruby blogs that there are now even threads on the Ruby mailing-list whose only purpose is to collect links to all the other threads on the Ruby mailing-list that discuss this issue.
Here's one: The definitive list of ||= (OR Equal) threads and pages
If you reall...
What's the difference between ViewData and ViewBag?
... heads-up Matthew Flaschen, I had a typo in the response and fixed it, now reads "ViewData" instead of ViewModel which was a mistake. :)
– Rich Bianco
Nov 20 '11 at 20:02
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