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ArrayBuffer to base64 encoded string
...s[ i ] );
}
return window.btoa( binary );
}
but, non-native implementations are faster e.g. https://gist.github.com/958841
see http://jsperf.com/encoding-xhr-image-data/6
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How to run a single test with Mocha?
...ocha -g 'logs a'
To run a single test. Note that this greps across the names of all describe(name, fn) and it(name, fn) invocations.
Consider using nested describe() calls for namespacing in order to make it easy to locate and select particular sets.
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Convert Python dict into a dataframe
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The error here, is since calling the DataFrame constructor with scalar values (where it expects values to be a list/dict/... i.e. have multiple columns):
pd.DataFrame(d)
ValueError: If using all scalar values, you must must pass an index
You could take the items fro...
Convert java.time.LocalDate into java.util.Date type
I want to convert java.time.LocalDate into java.util.Date type. Because I want to set the date into JDateChooser . Or is there any date chooser that supports java.time dates?
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How to prevent buttons from submitting forms
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You're using an HTML5 button element. Remember the reason is this button has a default behavior of submit, as stated in the W3 specification as seen here:
W3C HTML5 Button
So you need to specify its type explicitly:
<button type="button">Button</bu...
How to set entire application in portrait mode only?
...r is just a helper class you'll need to create which will be an empty implementation of ActivityLifecycleCallbacks (so you don't have to override each and every methods of that interface when you simply need one of them).
sh...
How to exit from Python without traceback?
...therefore is to catch that exception, before exiting cleanly (maybe with a message, example given).
Try something like this in your main routine:
import sys, traceback
def main():
try:
do main program stuff here
....
except KeyboardInterrupt:
print "Shutdown reques...
Laravel Check If Related Model Exists
....2+ you can't use count on the relation object, so there's no one-fits-all method for all relations. Use query method instead as @tremby provided below:
$model->relation()->exists()
generic solution working on all the relation types (pre php 7.2):
if (count($model->relation))
{
// e...
How do you roll back (reset) a Git repository to a particular commit? [duplicate]
...d then tried to roll it back to a particular commit early on in the development process. Everything that was added to the repository after that point is unimportant to me so I want to omit all subsequent changes from my local source code.
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What to do about a 11000 lines C++ source file?
...s 11000 lines huge?) mainmodule.cpp source file in our project and every time I have to touch it I cringe.
34 Answers
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