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How do I explicitly instantiate a template function?
I have a template function with one argument.
I have to instantiate that function without calling that function means explicitly I have to instantiate.
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How do I do a 'git status' so it doesn't display untracked files without using .gitignore?
How do I do a git status so it doesn't display untracked files without using .gitignore ? I want to get modification status information on tracked files only.
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Why prefer two's complement over sign-and-magnitude for signed numbers?
I'm just curious if there's a reason why in order to represent -1 in binary, two's complement is used: flipping the bits and adding 1?
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In Markdown, what is the best way to link to a fragment of a page, i.e. #some_id?
I'm trying to figure out how to reference another area of a page with Markdown. I can get it working if I add a
5 Answers
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Custom attributes in styles.xml
I have created a custom widget, and I'm declaring it in layout.xml. I have also added some custom attributes in attr.xml. However, when trying to declare these attributes in a style in styles.xml, it's giving me No resource found that matches the given name: attr 'custom:attribute'.
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Limiting floats to two decimal points
I want a to be rounded to 13.95 .
26 Answers
26
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Measure and Benchmark Time for Ruby Methods
How can i measure the time taken by a method and the individual statements in that method in Ruby. If you see the below method i want to measure the total time taken by the method and the time taken for database access and redis access. I do not want to write Benchmark.measure before every statement...
Child with max-height: 100% overflows parent
I'm trying to understand what appears to be unexpected behaviour to me:
12 Answers
12
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Revert a range of commits in git
How can I revert a range of commits in git? From looking at the gitrevisions documentation, I cannot see how to specify the range I need. For example:
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What is causing ERROR: there is no unique constraint matching given keys for referenced table?
Below example table structure gives an ERROR: there is no unique constraint matching given keys for referenced table, and having stared at it for while now I can't figure out why this error arises in this situation.
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