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What guidelines for HTML email design are there? [closed]
...tremely high up the page (on a 1024x768 screen, most interfaces won't show more than a hundred pixels or so) - get your identity stuff in right at the top so the recipient knows who you are.
Recent version of outlook have a "portrait" preview pane which is significantly narrower than you may be expe...
Bytecode features not available in the Java language
...re following the specification strictly, the class names are actually much more constrained, but the constraints are not enforced.
– leviathanbadger
May 4 '13 at 3:27
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Pretty graphs and charts in Python [closed]
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Get The Current Domain Name With Javascript (Not the path, etc.)
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cprcrack for some reason I thought more international (to america) tlds contained multiple dots. Thanks for correcting!
– tbranyen
Sep 21 '14 at 15:54
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Why do I get an UnsupportedOperationException when trying to remove an element from a List?
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@Pentium: one more thing: you shouldn't be creating a new instance of Random everytime. Make it a static field and seed it only once.
– polygenelubricants
Jun 3 '10 at 12:28
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What does the unary plus operator do?
...le. I am sure there are other times when unary + can help treat your bytes more like numbers instead of like text.
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How to insert a SQLite record with a datetime set to 'now' in Android application?
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@erik Can you give more information, I am not exactly getting what you said.
– Rikin Patel
Apr 30 '15 at 3:08
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Remove all special characters, punctuation and spaces from string
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Find all records which have a count of an association greater than zero
...up clause, the code above will return duplicate projects for projects with more than one vacancies. To remove the duplicates, use
Project.joins(:vacancies).group('projects.id')
UPDATE:
As pointed out by @Tolsee, you can also use distinct.
Project.joins(:vacancies).distinct
As an example
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Automatic TOC in github-flavoured-markdown
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