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What are fixtures in programming?
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and fixed environment in which tests are run so that results are
repeatable. Some people call this the test context.
Examples of fixtures:
Loading a database with a specific, known set of data
Erasing a hard disk and installing a known clean operating system installation
Copyin...
Why use symbols as hash keys in Ruby?
...lso saves memory, because they are only stored once.
Ruby Symbols are immutable (can't be changed), which makes looking something up much easier
Short(ish) answer:
Using symbols not only saves time when doing comparisons, but also saves memory, because they are only stored once.
Symbols in Ruby ...
how to get the host url using javascript from the current page
... Good. But what happens when the MDN guys update the browser compatibility table, which happens pretty often with newer browser releases. You might need to keep on updating this to sync with their table ;).
– kabirbaidhya
Apr 5 '17 at 5:38
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Converting Storyboard from iPhone to iPad
...e background for everything).
EDIT: It seems the default background for UITableView in the Attributes inspector is rather strange. I had to manually set the background to "Group Table View Background Color" for grouped table views, and "White Color" for non-grouped table views. It then was displa...
How to fix the Hibernate “object references an unsaved transient instance - save the transient insta
... I got this issue specifically when I used @Inheritance, in this case TABLE_PER_CLASS, I was referencing a subclass. CascadeType.ALL fixed it.
– Jim ReesPotter
Mar 17 '18 at 21:08
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Where can I find a list of scopes for Google's OAuth 2.0 API? [closed]
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Google's oauth docs display a table that lists all of the available scopes.
https://developers.google.com/+/api/oauth#scopes-table
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What does the ^ operator do in Java?
... 6 = 110
------------------ xor
3 = 011
This the truth table for bitwise (JLS 15.22.1) and logical (JLS 15.22.2) xor:
^ | 0 1 ^ | F T
--+----- --+-----
0 | 0 1 F | F T
1 | 1 0 T | T F
More simply, you can also think of xor as "this or that, but not both!".
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SQL Server Restore Error - Access is Denied
I created a database on my local machine and then did a backup called tables.bak of table DataLabTables .
19 Answers
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How do I escape a single quote?
...ve list, see the W3C HTML5 Named Character References or the HTML entities table on WebPlatform.org.
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How to get the HTML for a DOM element in javascript
...nless myElement is an element that can't be a child of a div, like an li, table row or table cell and so on.
– RobG
Jun 22 '11 at 4:23
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