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Prevent multiple instances of a given app in .NET?
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I've been using that for a couple years, but am now looking to change to a Mutex-based solution. I have customers that report issues with this and I suspect it's using Remoting to do it.
– Richard Watson
Jun 18 '09 at 8:28
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Install Node.js on Ubuntu
...do] apt-get update
node.js installation
[sudo] apt-get install nodejs
Now checking node.js version
node -v
Outputs
v0.10.20
This command should install npm.
npm install
Check npm version
npm -v
Outputs
1.4.3
If for some reason, if you see npm is not installed, you may try running...
JavaScript - Get minutes between two dates
...("2012-12-25");
var diffMs = (Christmas - today); // milliseconds between now & Christmas
var diffDays = Math.floor(diffMs / 86400000); // days
var diffHrs = Math.floor((diffMs % 86400000) / 3600000); // hours
var diffMins = Math.round(((diffMs % 86400000) % 3600000) / 60000); // minutes
al...
Outlook autocleaning my line breaks and screwing up my email format
...e space is not enough (though perhaps multiple spaces would help, I don't know.)
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How to tell which version of a gem a rails app is using
... rails version 2 and a more advanced bundler? Is this good/bad? (Yes, I know it's bad to have such an old version of rails, I want to know if it's catastrophic to have such a mismatched (if it is) rails and bundler).
– Brenda J. Butler
Aug 23 '14 at 0:56
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How to resolve “You need to have Ruby and Sass installed and in your PATH for this task to work” War
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Ok I got it. I just had to install Sass using gem install sass and now everything is fine...couldn't be easier.
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Get keys from HashMap in Java
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This is doable, at least in theory, if you know the index:
System.out.println(team1.keySet().toArray()[0]);
keySet() returns a set, so you convert the set to an array.
The problem, of course, is that a set doesn't promise to keep your order. If you only have one...
Changing a specific column name in pandas DataFrame
...m sure this will help more people.. as the other solutions require you to know and copy the original column names beforehand.... while this is quick and dirty method.. which has its own uses.
– ihightower
Sep 30 '17 at 17:27
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Error: «Could not load type MvcApplication»
...orm to clear up some warnings, and the output path got changed without me knowing it.
– camainc
Apr 23 '13 at 20:44
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How to declare a global variable in php?
... in your first example, it is saying that the '$variable is now called 'localhost' later in the script?
– Zach Smith
Oct 22 '15 at 14:25
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