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Remove blank attributes from an Object in Javascript
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Using some ES6 / ES2015:
1) A simple one-liner to remove the items inline without assignment:
Object.keys(myObj).forEach((key) => (myObj[key] == null) && delete myObj[key]);
jsbin
2) This example was removed...
3) First example...
Do AJAX requests retain PHP Session info?
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edited Nov 20 '12 at 3:50
answered Mar 24 '09 at 11:10
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Painless way to install a new version of R?
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answered Oct 20 '10 at 11:16
Joris MeysJoris Meys
95k2626 gold badges196196 silver badges254254 bronze badges
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How to remove leading and trailing zeros in a string? Python
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Did you try with strip() :
listOfNum = ['231512-n','1209123100000-n00000','alphanumeric0000', 'alphanumeric']
print [item.strip('0') for item in listOfNum]
>>> ['231512-n', '1209123100000-n', 'alphanumeric', 'alphanumeric']
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Batch file include external file for variables
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered May 4 '10 at 8:47
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Why use a prime number in hashCode?
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28 4 0
Notice the almost-perfect distribution when using a prime modulus vs. a non-prime modulus.
However, although the above example is largely contri...
What is the difference between t.belongs_to and t.references in rails?
...english.
– Tornskaden
Oct 17 '11 at 20:22
I would guess that both are here to stay. Looking at the commit logs, it's ...
Comment Inheritance for C# (actually any language)
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Resharper 2017.2 has improved support for inheritdoc jetbrains.com/resharper/whatsnew
– Dav Evans
Sep 1 '17 at 2:05
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What is the Swift equivalent of respondsToSelector?
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edited Feb 26 '16 at 20:53
JRG-Developer
11.3k88 gold badges5353 silver badges7777 bronze badges
an...
How can I store my users' passwords safely?
...ed hashes: add pepper
If you want extra security, the security folks now (2017) recommend adding a 'pepper' to the (automatically) salted password hashes.
There is a simple, drop in class that securely implements this pattern, I recommend:
Netsilik/PepperedPasswords
(github).
It comes with a MI...