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Addition for BigDecimal
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The BigDecimal is immutable so you need to do this:
BigDecimal result = test.add(new BigDecimal(30));
System.out.println(result);
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Use jQuery to get the file input's selected filename without the path
I used this:
14 Answers
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Incrementing a date in JavaScript
...il with November 7, 2010 in the Eastern timezone). Instead, Jigar's answer is the correct way to do this without a library:
var tomorrow = new Date();
tomorrow.setDate(tomorrow.getDate() + 1);
This works even for the last day of a month (or year), because the JavaScript date object is smart about...
Eclipse: All my projects disappeared from Project Explorer
It seems like all my projects (except one) disappeared from the view Project Explorer.
33 Answers
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No route matches “/users/sign_out” devise rails 3
I've installed devise on my app and applied the following in my application.html.erb file:
29 Answers
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What data type to use for money in Java? [closed]
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Java has Currency class that represents the ISO 4217 currency codes.
BigDecimal is the best type for representing currency decimal values.
Joda Money has provided a library to represent money.
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How to format a floating number to fixed width in Python
...e curly braces follows the Python format string syntax. Specifically, in this case, it consists of the following parts:
The empty string before the colon means "take the next provided argument to format()" – in this case the x as the only argument.
The 10.4f part after the colon is the format sp...
I need to generate uuid for my rails application. What are the options(gems) I have? [duplicate]
... I recommend not to add additional dependencies and use SecureRandom which is builtin:
SecureRandom.uuid #=> "1ca71cd6-08c4-4855-9381-2f41aeffe59c"
See other possible formats here.
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How do I replace the *first instance* of a string in .NET?
...re's also Regex.Replace(String, String, Int32), which can do the same, but is probably more expensive at runtime, since it's utilizing a full featured parser where my method does one find and three string concatenations.
EDIT2: If this is a common task, you might want to make the method an extensio...
Can I make fast forwarding be off by default in git?
... merge rather than git rebase and not want to have a commit show up. Is there any way to configure git to have fast forwarding off by default? The fact that there's an --ff option would seem to imply that there's a way, but I can't seem to find it in the documentation.
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