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Math - mapping numbers
How do I map numbers, linearly, between a and b to go between c and d.
9 Answers
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PostgreSQL error 'Could not connect to server: No such file or directory'
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Check there is no postmaster.pid in your postgres directory, probably /usr/local/var/postgres/
remove this and start server.
Check - https://github.com/mperham/lunchy is a great wrapper for launchctl.
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System.currentTimeMillis() vs. new Date() vs. Calendar.getInstance().getTime()
...ndar, on the other hand, is relatively slow and very complex, since it has to deal with the considerably complexity and all the oddities that are inherent to dates and times (leap years, daylight savings, timezones, etc.).
It's generally a good idea to deal only with long timestamps or Date objects...
A proper wrapper for console.log with correct line number?
...veloping an application, and place a global isDebug switch. I would like to wrap console.log for more convenient usage.
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Getting the parent of a directory in Bash
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dir=/home/smith/Desktop/Test
parentdir="$(dirname "$dir")"
Works if there is a trailing slash, too.
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Reload content in modal (twitter bootstrap)
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I am having the same problem, and I guess the way of doing this will be to remove the data-toggle attribute and have a custom handler for the links.
Something in the lines of:
$("a[data-target=#myModal]").click(function(ev) {
ev.preventDefault();
var target = $(this).attr("href");
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How to convert JSON to a Ruby hash
...e know if this is more resource-intensive for larger hash objects? I'm new to Ruby/Rails, but assuming this duplicates key-value pairs?
– Jonathan
Apr 9 '18 at 11:52
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What is ASP.NET Identity's IUserSecurityStampStore interface?
...n in ASP.NET), I came across this interface when implementing my own UserStore :
3 Answers
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Visual Studio 2005/2012: How to keep first curly brace on same line?
Trying to get my css / C# functions to look like this:
8 Answers
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How to test if a double is an integer
Is it possible to do this?
15 Answers
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