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Postgres could not connect to server
After I did brew update and brew upgrade, my postgres got some problem. I tried to uninstall postgres and install again, but it didn't work as well.
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Using boolean values in C
C doesn't have any built-in boolean types. What's the best way to use them in C?
18 Answers
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What causes javac to issue the “uses unchecked or unsafe operations” warning
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This comes up in Java 5 and later if you're using collections without type specifiers (e.g., Arraylist() instead of ArrayList<String>()). It means that the compiler can't check that you're using the collection in a type-safe way, using generics.
To get rid of the w...
Where do I find some good examples for DDD? [closed]
I'm learning about Domain Driven Design, however there are some practical issues that are confusing to me that I think seeing some good samples might clear up.
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How to wait in a batch script? [duplicate]
I am trying to write a batch script and trying to wait 10 seconds between 2 function calls. The command:
6 Answers
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Large Numbers in Java
How would I go about doing calculations with extremely large numbers in Java?
6 Answers
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IntelliJ IDEA way of editing multiple lines
I've seen this done in TextMate and I was wondering if there's a way to do it in IDEA.
20 Answers
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Fastest way to duplicate an array in JavaScript - slice vs. 'for' loop
...at
spread operator (FASTEST)
map A.map(function(e){return e;});
There has been a huuuge BENCHMARKS thread, providing following information:
for blink browsers slice() is the fastest method, concat() is a bit slower, and while loop is 2.4x slower.
for other browsers while loop is the fastest metho...
get client time zone from browser [duplicate]
Is there a reliable way to get a timezone from client browser? I saw the following links but I want a more robust solution.
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How do I close an open port from the terminal on the Mac?
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Find out the process ID (PID) which is occupying the port number (e.g., 5955) you would like to free
sudo lsof -i :5955
Kill the process which is currently using the port using its PID
sudo kill -9 PID
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