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Why am I getting “Cannot Connect to Server - A network-related or instance-specific error”?
...face Area Configuration
Click on Surface Area Configuration for Services and Connections
Select the instance that is having a problem > Database Engine > Remote Connections
Enable local and remote connections
Restart instance
You may need to create an exception on the firewall f...
(How) can I count the items in an enum?
...st it's fairly easy to see that "enum foo {a=10,LAST}" is going to be odd. And I thought "int arr[LAST]" would be 11 items in this case, not 2, so most code will work (but you're wasting memory on invalid index values)
– Code Abominator
Jul 15 '15 at 5:44
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Which is faster/best? SELECT * or SELECT column1, colum2, column3, etc
...eard that SELECT * is generally bad practice to use when writing SQL commands because it is more efficient to SELECT columns you specifically need.
...
Are global variables in PHP considered bad practice? If so, why?
...l way. I generally have a variable that contains the system configuration, and when I nead to access this variable in a function, I do global $var; .
...
Default value in Doctrine
...values are preferred as these are also properly available on newly created and persisted objects (Doctrine will not go back to the database after persisting a new object to get the default values).
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T-SQL - function with default parameters
...trated. I am not getting advantage of default concept here... I need to go and change all the places now.
– LCJ
Sep 12 '14 at 20:26
8
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When should you use constexpr capability in C++11?
...hat can be evaluated down to a constant while maintaining good readability and allowing slightly more complex processing than just setting a constant to a number.
It basically provides a good aid to maintainability as it becomes more obvious what you are doing. Take max( a, b ) for example:
templat...
Why “decimal” is not a valid attribute parameter type?
...ion of the CLR,
metadata values are limited to
primitives, null, types and arrays of
primitives (may have missed a minor
one).
Taken from this answer by JaredPar.
Decimals while a basic type are not a
primitive type and hence cannot be
represented in metadata which prevents
it fr...
Difference between objectForKey and valueForKey?
What is the difference between objectForKey and valueForKey ?
I looked both up in the documentation and they seemed the same to me.
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How can I use MS Visual Studio for Android Development?
Can you use Visual Studio for Android Development?
14 Answers
14
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