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Alter table add multiple columns ms sql
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Take out the parentheses and the curly braces, neither are required when adding columns.
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Entity Framework Code First - two Foreign Keys from same table
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@NickW: That is something you have to handle in your application and not in the mapping. From the mapping perspective, pairs are allowed to play twice (each is guest and home once).
– Ladislav Mrnka
Jun 8 '13 at 22:08
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How to define a reply-to address?
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Solution for Rails 5.2 and possibly older/newer versions:
Amend the file:
config/environments/development.rb
With content:
Rails.application.configure do
config.action_mailer.default_options = {
reply_to: 'test@example.com'...
What is a 'SAM type' in Java?
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To summarize the link Jon posted1 in case it ever goes down, "SAM" stands for "single abstract method", and "SAM-type" refers to interfaces like Runnable, Callable, etc. Lambda expressions, a new feature in Java 8, are considered a SAM type and can be freely converted to them.
For example, wi...
Tmux vs. iTerm2 split panes
...nal emulators send SIGHUP to all children which terminates them by default and thus you lose unsaved data (at least, shell and vim command history and other data stored in viminfo) and running processes and thus reopening means rerunning everything.
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Developing for Android in Eclipse: R.java not regenerating
...sn't contain information about my new resources, so I decided to delete it and thought that Eclipse would generate a new one. But that didn't happen, and I don't have R.java now. How can I regenerate one?
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mvn clean install vs. deploy vs. release
I am just learning maven, and we have recently needed to go more and more. I would like to know the difference between
2 A...
Stream vs Views vs Iterators
What are the differences among Streams, Views (SeqView), and Iterators in scala? This is my understanding:
1 Answer
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Why git AuthorDate is different from CommitDate?
I lookup my git logs and find that the AuthorDate and CommitDate is slightly different for some of my commits:
2 Answers
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How can I pass data from Flask to JavaScript in a template?
...t;
</body>
</html>
You can also use for loops, if statements and many more, see the Jinja2 documentation for more.
Also, have a look at Ford's answer who points out the tojson filter which is an addition to Jinja2's standard set of filters.
Edit Nov 2018: tojson is now included in ...