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What is the difference between Class and Klass in ruby?
...nity has taken to using klass. It doesn't have any special magic - it just means "I wanted to use the name 'class' here, but I can't, since it's a reserved keyword".
On a side note, since you've typed it out wrong a few times, it's worth noting that in Ruby, case matters. Tokens that start with a c...
How to validate an email address in JavaScript
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@PaoloBergantino i mean that , why would i try to send a mail to check an obviously wrong mail address? even if i need to "be absolutely, positively sure that what the user entered is in fact an email" , i would only check the email addresses t...
static allocation in java - heap, stack and permanent generation
...the Permanent Generation area.
More or less, yes. I'm not sure what you mean by some of those things. I'm guessing that "internal objects used by JVM (like java/lang/Object)" means JVM-internal class descriptors.
3) All the static member variables are kept on the Permanent Generation area ag...
Which rows are returned when using LIMIT with OFFSET in MySQL?
...#26.
Start by reading the query from offset. First you offset by 8, which means you skip the first 8 results of the query. Then you limit by 18. Which means you consider records 9, 10, 11, 12, 13, 14, 15, 16....24, 25, 26 which are a total of 18 records.
Check this out.
And also the official d...
How do you get the rendered height of an element?
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I'm perplexed with the meaning of clientHeight. I have a div element which has a bunch of p elements in it and the content goes far beyond the viewable area of the browser downward. And I expected clientHeight to give the rendered height, and scrol...
How to create a new (and empty!) “root” branch?
... to define a new "root" branch in this git repository. By "root" branch I mean a branch that is entirely independent of all the other branches in the repository 1 .
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Using backticks around field names
..., and has problems with backticks. However, they are part of ASCII so this means that your software/function is very bad.
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Testing Private method using mockito
...r behaviour if b is true. It has different behaviour if b is false. This means you should write two different tests for method; one for each case. So instead of having three method-oriented tests (one for method, one for method1, one for method2, you have two behaviour-oriented tests.
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Pull request vs Merge request
...quest" feature is equivalent to GitHub's "pull request" feature. Both are means of pulling changes from another branch or fork into your branch and merging the changes with your existing code. They are useful tools for code review and change management.
An article from GitLab discusses the differe...
How to determine when Fragment becomes visible in ViewPager
...fragment, which I think is the most suitable state of the "visibility" you mean, since only one fragment in ViewPager can actually place its menu items together with parent activity's items.
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