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Delete duplicate records in SQL Server?
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If you don't have a primary key, you can use ORDER BY (SELECT NULL) stackoverflow.com/a/4812038
– Arithmomaniac
Jul 1 '16 at 16:57
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Get attribute name value of
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djdd87djdd87
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Regular Expression to reformat a US phone number in Javascript
I'm looking to reformat (replace, not validate - there are many references for validating) a phone number for display in Javascript. Here's an example of some of the data:
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Java switch statement multiple cases
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Raghav Sood
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answered Feb 23 '11 at 2:20
Bala RBala R
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Does free(ptr) where ptr is NULL corrupt memory?
...l pointer, no action occurs.
See ISO-IEC 9899.
That being said, when looking at different codebases in the wild, you'll notice people sometimes do:
if (ptr)
free(ptr);
This is because some C runtimes (I for sure remember it was the case on PalmOS) would crash when freeing a NULL pointer.
Bu...
Is there any way to change input type=“date” format?
I'm working with HTML5 elements on my webpage. By default input type="date" shows date as YYYY-MM-DD .
15 Answers
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Practical uses of git reset --soft?
I have been working with git for just over a month. Indeed I have used reset for the first time only yesterday, but the soft reset still doesn't make much sense to me.
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The “backspace” escape character '\b': unexpected behavior?
So I'm finally reading through K&R , and I learned something within the first few pages, that there is a backspace escape character, \b .
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Prevent form submission on Enter key press
...ext boxes, one select drop down and one radio button . When the enter key is pressed, I want to call my JavaScript function, but when I press it, the form is submitted.
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Colspan all columns
... all TDs in any of the above browsers.
Maybe not recommended as proper markup practice, but if you give a higher colspan value than the total possible no. of columns in other rows, then the TD would span all the columns.
This does NOT work when the table-layout CSS property is set to fixed.
Once...