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How to reference a method in javadoc?
... will find much information about JavaDoc at the Documentation Comment Specification for the Standard Doclet, including the information on the
{@link package.class#member label}
tag (that you are looking for). The corresponding example from the documentation is as follows
For example, he...
How can I map True/False to 1/0 in a Pandas DataFrame?
...
The corner case is if there are NaN values in somecolumn. Using astype(int) will then fail. Another approach, which converts True to 1.0 and False to 0.0 (floats) while preserving NaN-values is to do: df.somecolumn = df.somecolumn.replace({True...
Rails 3 datatypes?
...rryMoreno: Thanks for the tip! I updated the reference, please let me know if you find any better one.
– Nicolas Raoul
Jul 18 '13 at 3:41
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Two submit buttons in one form
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If you give each one a name, the clicked one will be sent through as any other input.
<input type="submit" name="button_1" value="Click me">
...
How do I iterate through the alphabet?
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Also, if you have man, then you can get the ASCII table via man ascii.
– gluk47
Sep 22 '16 at 8:26
1
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Passing parameters to addTarget:action:forControlEvents
...clear what exactly you try to do, but considering you want to assign a specific details index to each button you can do the following:
set a tag property to each button equal to required index
in switchToNewsDetails: method you can obtain that index and open appropriate deatails:
- (void)switchTo...
Grep not as a regular expression
...sions), separated by newlines, any
of which is to be matched. (-F is specified by POSIX.)
fgrep is the same as grep -F. Direct invocation as fgrep is
deprecated, but is provided to allow historical applications that rely
on them to run unmodified.
For the complete reference, check:
http...
Newline in markdown table?
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When you're exporting to HTML, using <br> works. However, if you're using pandoc to export to LaTeX/PDF as well, you should use grid tables:
+---------------+---------------+--------------------+
| Fruit | Price | Advantages |
+===============+==============...
'ssh-keygen' is not recognized as an internal or external command
...en.exe is part of msysgit:
C:\path\to\msysgit1.7.11\bin\ssh-keygen.exe
if your %PATH% includes C:\path\to\msysgit1.7.11\bin\, you will have ssh-keygen.
Update 2015:
ssh-keygen.exe is part of Git For Windows, whose releases include PortableGit-2.4.3.1-2nd-release-candidate-64-bit.7z
c:\path\...
How to list of all the tables defined for the database when using active record?
...you could do:
ActiveRecord::Base.connection.tables.each do |table|
next if table.match(/\Aschema_migrations\Z/)
klass = table.singularize.camelize.constantize
puts "#{klass.name} has #{klass.count} records"
end
to list every model that abstracts a table, with the number of records.
...