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What is the proper way to check if a string is empty in Perl?
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deleting rows in numpy array
...667, 0.67521429, 0.592875, 0.53172222],
[ 0.78008333, 0.5938125, 0.481, 0.39883333, 0.]])
>>> print arr[arr.all(1)]
array([[ 0.96488889, 0.73641667, 0.67521429, 0.592875 , 0.53172222]])
By the way, this method is much, much faster than the masked array method for lar...
Apache: “AuthType not set!” 500 Error
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val-mutable versus var-immutable in Scala
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how to customize `show processlist` in mysql?
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How to change a DIV padding without affecting the width/height ?
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onIabPurchaseFinished never called.
...19V6.59049C41.5985 5.28821 41.1394 4.66232 40.1061 4.66232C39.0732 4.66232 38.5948 5.28821 38.5948 6.59049V9.60062C38.5948 10.8521 38.2696 11.5455 37.0451 11.5455C35.8209 11.5455 35.4954 10.8521 35.4954 9.60062V6.59049C35.4954 5.28821 35.0173 4.66232 34.0034 4.66232C32.9703 4.66232 32.492 5.28821 32...
AngularJS - difference between pristine/dirty and touched/untouched
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return query based on date
... I want 2 hours (120 minutes).
new Date().getTime()-60*5*1000 gives us 1484383878676 (5 minutes ago in ms)
Now we need to feed that into a new Date() constructor to get the ISO string format required by MongoDB timestamps.
{ $gte: new Date(resultFromAbove).toISOString() } (mongodb .find() query)...
How to check whether a file or directory exists?
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