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How to express infinity in Ruby?
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If you use ruby 1.9.2, you can use:
>> Float::INFINITY #=> Infinity
>> 3 < Float::INFINITY #=> true
Or you can create your own constant using the following*:
I've checked that in Ruby 1.8.6, 1.8.7, and 1.9.2 you have Floa...
How do I detect the Python version at runtime? [duplicate]
... the Python runtime to know the version which it is running (for example, 2.6 or 3.2.x )?
9 Answers
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Create a new database with MySQL Workbench
...ew to MySQL, I have installed the latest version of the MySQL Workbench (5.2.33). I would like to know how you can create a database with this application. In the Overview tab of the SQL editor there are few "MySQL Schema" displayed, are these schemas the existing databases?
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Laravel Eloquent: How to get only certain columns from joined tables
I have got 2 joined tables in Eloquent namely themes and users.
15 Answers
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Genymotion, “Unable to load VirtualBox engine.” on Mavericks. VBox is setup correctly
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edited Dec 26 '19 at 6:37
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ans...
WebSockets protocol vs HTTP
...ere is an example of a request/response to using Chrome:
Example request (2800 bytes including cookie data, 490 bytes without cookie data):
GET / HTTP/1.1
Host: www.cnn.com
Connection: keep-alive
Cache-Control: no-cache
Pragma: no-cache
Accept: text/html,application/xhtml+xml,application/xml;q=0.9...
Is there a command to refresh environment variables from the command prompt in Windows?
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24 Answers
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Centering text in a table in Twitter Bootstrap
... <th>1</th>
<th>1</th>
<th>2</th>
<th>2</th>
<th>2</th>
<th>2</th>
<th>3</th>
<th>3</th>
<th>3</th>
<th>3</th>
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How do I update if exists, insert if not (AKA “upsert” or “merge”) in MySQL?
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2 Answers
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