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Update just one gem with bundler

... version in Gemfile or possibly Gemfile.lock prior to running these bundle commands – Harry Wood Sep 10 '19 at 22:16 add a comment  |  ...
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Timeout function if it takes too long to finish [duplicate]

... Nice. Also, it is recommended to decorate the function wrapper with @functools.wraps(func) – shx2 Oct 31 '13 at 19:58 ...
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On logout, clear Activity history stack, preventing “back” button from opening logged-in-only Activi

...thod:**/ Intent broadcastIntent = new Intent(); broadcastIntent.setAction("com.package.ACTION_LOGOUT"); sendBroadcast(broadcastIntent); The receiver (secured Activity): protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); /**snip **/ IntentFilter in...
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What is PostgreSQL explain telling me exactly?

...'s explain output is pretty straightforward. PostgreSQL's is a little more complicated. I haven't been able to find a good resource that explains it either. ...
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How to suppress Update Links warning?

...s in his updated answer (shared for your convenience): https://www.dropbox.com/s/mv88vyc27eljqaq/Book1withLinkToBook2.xlsx Linked book was then deleted so that link in the shared book is unavailable (for sure). Manual Opening The above shared file shows on opening (having the above listed Excel op...
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Is there a performance difference between a for loop and a for-each loop?

...and the opportunity for error by hiding the iterator or index variable completely. The resulting idiom applies equally to collections and arrays: // The preferred idiom for iterating over collections and arrays for (Element e : elements) { doSomething(e); } When you see the colon ...
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ImportError: No Module Named bs4 (BeautifulSoup)

...'m working in Python and using Flask. When I run my main Python file on my computer, it works perfectly, but when I activate venv and run the Flask Python file in the terminal, it says that my main Python file has "No Module Named bs4." Any comments or advice is greatly appreciated. ...
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How do I detect when someone shakes an iPhone?

...t:)] ) [super motionEnded:motion withEvent:event]; } - (BOOL)canBecomeFirstResponder { return YES; } @end You can easily transform any UIView (even system views) into a view that can get the shake event simply by subclassing the view with only these methods (and then selecting this new t...
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Check synchronously if file/directory exists in Node.js

....access() instead. Update 2019: use fs.existsSync. It's not deprecated. https://nodejs.org/api/fs.html#fs_fs_existssync_path share | improve this answer | follow ...
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How can I get the list of files in a directory using C or C++?

...approach like boost(no offence, I like boost!). The author of the windows compatibility layer is Toni Ronkko. In Unix, it is a standard header. UPDATE 2017: In C++17 there is now an official way to list files of your file system: std::filesystem. There is an excellent answer from Shreevardhan bel...