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What is the difference between a pseudo-class and a pseudo-element in CSS?
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The CSS 3 selector recommendation is pretty clear about both, but I'll try to show the differences anyway.
Pseudo-classes
Official description
The pseudo-class concept is introduced to permit selection based on information that l...
Can we write our own iterator in Java?
If I have a list containing [alice, bob, abigail, charlie] and I want to write an iterator such that it iterates over elements that begin with 'a', can I write my own ? How can I do that ?
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Paste multiple times
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Clever. 'p' to paste, 'gv' to re-select what was originally selected. 'y' to copy it again.
– Amjith
Aug 23 '11 at 21:17
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What is the difference between Non-Repeatable Read and Phantom Read?
...e query have the same value before and after, but different rows are being selected (because B has deleted or inserted some). Example: select sum(x) from table; will return a different result even if none of the affected rows themselves have been updated, if rows have been added or deleted.
In ...
Use of exit() function
... bad.
Edit:
Oh, and
void main()
is bad, too, it's:
int main(int argc, char *argv[])
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Multi-statement Table Valued Function vs Inline Table Valued Function
...statement table valued function (MSTVF) even if they both simply execute a SELECT statement. SQL Server will treat an ITVF somewhat like a VIEW in that it will calculate an execution plan using the latest statistics on the tables in question. A MSTVF is equivalent to stuffing the entire contents of ...
How to resize the AVD emulator (in Eclipse)?
...ipse:
Go to Window > Android SDK and AVD Manager > Virtual Devices
Select the AVD you want to launch and click Start
Check the Scale display to real size button
Enter how big you want it to appear in inches and press Launch. For this to work, you'll have to also enter a reasonable approxima...
Get current batchfile directory
...re importantly, using :: allows you to include redirectors, pipes, special chars (i.e. < > | etc) in that comment.
:: ORIG STMT WAS: dir *.* | find /v "1917" > outfile.txt
Of course, Powershell does this and lots more.
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JQuery - find a radio button by value
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Try this:
$(":radio[value=foobar]")
This will select all radio buttons with the attribute value="foobar".
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Use gulp to select and move directories and their files
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