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Why is there a `null` value in JavaScript?
...mes still is) to access the member and see what you get. Given that null already had a purpose and you might well want to set a member to it, a different out-of-band value was required. So we have undefined, it's problematic as you point out, and it's another great JavaScript 'feature' we'll never b...
What programming practice that you once liked have you since changed your mind about? [closed]
...e hard to follow. Now I spend more time on
//improving the simplicity and readability of the code and inserting fewer yet
//relevant comments, instead of spending that time writing overly-descriptive
//commentaries all throughout the code.
...
Automatically start forever (node) on system restart
...n/forever start -c /usr/local/bin/node /your/path/to/your/app.js
Further Reading
crontab Man Page
Ubuntu Cron HowTo
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Declaration suffix for decimal type
...y had do use something other than d, since that's used by Double!
Further reading: decimal (C# Reference)
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How to properly seed random number generator
... avoid pitfalls of clock based seed values by simply using the crypto/rand.Read as source for your seed. It will give you that non-deterministic quality that you are probably looking for in your random numbers (even if the actual implementation itself is limited to a set of distinct and deterministi...
What is “vectorization”?
...vantages, among which are:
vectorized code is more concise and easier to read
fewer lines of code generally means fewer bugs
the code more closely resembles standard mathematical notation
(making it easier, typically, to correctly code mathematical
constructs)
vectorization results in more “Pyth...
Can I get git to tell me all the files one user has modified?
...ay, but it works:
git log --pretty="%H" --author="authorname" |
while read commit_hash
do
git show --oneline --name-only $commit_hash | tail -n+2
done | sort | uniq
Or, as one line:
git log --pretty="%H" --author="authorname" | while read commit_hash; do git show --oneline --...
Is there a “null coalescing” operator in JavaScript?
...efined and true otherwise - using that with a logical or; it could be more readable than many nested functions calls. e.g. $N(a) || $N(b) || $N(c) || d is more readable than $N($N($N(a, b), c), d).
– Bob
Nov 28 '13 at 6:13
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Hidden Features of Java
After reading Hidden Features of C# I wondered, What are some of the hidden features of Java?
100 Answers
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What is the difference between task and thread?
In C# 4.0, we have Task in the System.Threading.Tasks namespace. What is the true difference between Thread and Task . I did some sample program(help taken from MSDN) for my own sake of learning with
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