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What is the difference between onBlur and onChange attribute in HTML?
When is one called versus the other? Is there a situation were onChange would be called but onBlur would not be called?
7 A...
How to display the current year in a Django template?
What is the inbuilt template tag to display the present year dynamically. Like "2011" what would be the template tag to display that?
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Going to a specific line number using Less in Unix
... file that has around million lines. I need to go to line number 320123 to check the data. How do I do that?
5 Answers
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Make column not nullable in a Laravel migration
I'm writing a migration to make certain columns in a table nullable right now. For the down function, I of course want to make those columns not nullable again. I looked through the schema builder docs , but couldn't see a way to do this.
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What happens if you call erase() on a map element while iterating from begin to end?
In the following code I loop through a map and test if an element needs to be erased. Is it safe to erase the element and keep iterating or do I need to collect the keys in another container and do a second loop to call the erase()?
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Multiline bash commands in makefile
I have a very comfortable way to compile my project via a few lines of bash commands. But now I need to compile it via makefile. Considering, that every command is run in its own shell, my question is what is the best way to run multi-line bash command, depended on each other, in makefile?
For exa...
Positioning a div near bottom side of another div
I have outer div and inner div. I need to place inner div at the bottom of the outer one.
4 Answers
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SCOPE_IDENTITY() for GUIDs?
Can anyone tell me if there is an equivalent of SCOPE_IDENTITY() when using GUIDs as a primary key in SQL Server?
5 Answe...
Rails: Open link in new tab (with 'link_to')
I have this code:
6 Answers
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One-line list comprehension: if-else variants
It's more about python list comprehension syntax. I've got a list comprehension that produces list of odd numbers of a given range:
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