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MySQL Cannot drop index needed in a foreign key constraint
...at new column. I'm trying to remove the current index but keep getting the error MySQL Cannot drop index needed in a foreign key constraint
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Is JavaScript an untyped language?
...rect typing. Without implicit compiler interjection, the instruction will error during run-time.
"12345" * 1 === 12345 // string * number => number
Strongly typed means there is a compiler, and it wants you an explicit cast from string to integer.
(int) "12345" * 1 === 12345
In either cas...
How to uglify output with Browserify in Gulp?
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Hafiz IsmailHafiz Ismail
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How to evaluate http response codes from bash/shell script?
...of our webservers that frequently fails, returning status code 500 with an error message. Once this happens, it needs to be restarted.
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Python 3: UnboundLocalError: local variable referenced before assignment [duplicate]
The following code gives the error UnboundLocalError: local variable 'Var1' referenced before assignment :
5 Answers
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how does array[100] = {0} set the entire array to 0?
...icitly to 0.
– qrdl
Mar 10 '09 at 6:05
1
For C++ an empty initializer list for a bounded array de...
setImmediate vs. nextTick
...stMessage.
– Robert
Oct 10 '13 at 2:05
1
@CraigAndrews I would avoid requestAnimationFrame becaus...
Android XML Percent Symbol
...n I have a string in that array with multiple % it gives me this error.
14 Answers
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No identities are available for signing Xcode 5
I have an error "No identities are available for signing" when try to validate my app in Xcode 5. I tried all: Recreate certificates and provisioning profiles, all methods which have been described on this site and another resources; I'm confused, because when I try to distribute my app as Ad-hoc, i...
Why does NULL = NULL evaluate to false in SQL server
...always evaluates to false. This is counterintuitive and has caused me many errors. I do understand the IS NULL and IS NOT NULL keywords are the correct way to do it. But why does SQL server behave this way?
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