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Difference between declaring variables before or in loop?
...asure this.
I would code it the A way as well but I would say it doesn't really matter.
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How to return multiple lines JSX in another return statement in React?
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Try to think of the tags as function calls (see docs). Then the first one becomes:
{[1,2,3].map(function (n) {
return React.DOM.p(...);
})}
And the second one:
{[1,2,3].map(function (n) {
return (
React.DOM.h3(...)
React.DOM.p(...)
)
})}
It sh...
How stable is the git plugin for eclipse?
...ses.
As an official Eclipse project I am confident that EGit will receive all the main features of the command-line client.
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Can't stop rails server
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You can use other ports like the following:
rails server -p 3001
Normally in your terminal you can try Ctrl + C to shutdown the server.
The other way to kill the Ruby on Rails default server (which is WEBrick) is:
kill -INT $(cat tmp/pids/server.pid)
In your terminal to find out the PID of...
SQL - many-to-many table primary key
...at the table sorted, just the index. And the index won't be stored sequentially, it'll be stored in an efficient manner to be able to be retrieved quickly.
In addition, the vast majority of database tables are read far more often than written. That makes anything you do on the select side far more ...
Convert String to Float in Swift
...ying to convert numbers taken from a UITextField, which I presume, are actually Strings, and convert them to Float, so I can multiply them.
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Word-wrap in an HTML table
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<td style="word-break:break-all;">longtextwithoutspace</td>
or
<span style="word-break:break-all;">longtextwithoutspace</span>
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How do I create and access the global variables in Groovy?
...ipt in itself is a class with a method that will run the code, but that is all done runtime. We can define a variable to be scoped to the script by either omitting the type definition or in Groovy 1.8 we can add the @Field annotation.
import groovy.transform.Field
var1 = 'var1'
@Field String var2 ...
Delete files older than 3 months old in a directory using .NET
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What does the .ToList() call add other than a second loop through the matched files?
– Joel Mueller
Feb 8 '10 at 21:23
2
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Understanding the Gemfile.lock file
After running the bundle install command, 'Gemfile.lock ' is created in the working directory. What do the directives inside that file mean?
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