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Printing the correct number of decimal points with cout
I have a list of float values and I want to print them with cout with 2 decimal places.
12 Answers
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SQL Server - transactions roll back on error?
We have client app that is running some SQL on a SQL Server 2005 such as the following:
5 Answers
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How can I determine the type of an HTML element in JavaScript?
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nodeName is the attribute you are looking for. For example:
var elt = document.getElementById...
Best way to iterate through a Perl array
...ng of the array elements occurs. ($_ is aliased to the element in #1, but #2 and #3 actually copy the scalars from the array.)
#5 might be similar.
In terms memory usage: They're all the same except for #5.
for (@a) is special-cased to avoid flattening the array. The loop iterates over the indexes...
JRuby on Rails vs. Ruby on Rails, what's difference?
...answered Sep 30 '08 at 4:13
user23117user23117
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JavaScript DOM remove element
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edited Dec 19 '14 at 20:28
Mark Amery
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@Transactional(propagation=Propagation.REQUIRED)
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answered May 24 '12 at 15:01
GuidoGuido
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Why are C# 3.0 object initializer constructor parentheses optional?
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This question was the subject of my blog on September 20th 2010. Josh and Chad's answers ("they add no value so why require them?" and "to eliminate redundancy") are basically correct. To flesh that out a bit more:
The feature of allowing you to elide the argument list as part ...
test a file upload using rspec - rails
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You can use fixture_file_upload method to test file uploading:
Put your test file in "{Rails.r...
Visual Studio Immediate window: how to see more than the first 100 items
...n object with over 300 properties in the Immediate Window of Visual Studio 2005. Only the first 100 items are displayed, followed by this caption:
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