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Differences between strong and weak in Objective-C
...ses) means that you want to "own" the object you are referencing with this property/variable. The compiler will take care that any object that you assign to this property will not be destroyed as long as you point to it with a strong reference. Only once you set the property to nil will the object g...
constant pointer vs pointer on a constant value [duplicate]
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char * const a;
means that the pointer is constant and immutable but the pointed data is not.
You could use const_cast(in C++) or c-style cast to cast away the constness in this case as data itself is not constant.
const char * a;
means that the pointed...
“Connection for controluser as defined in your configuration failed” with phpMyAdmin in XAMPP
I have just installed XAMPP on my Windows XP machine, and I get an error saying:
12 Answers
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How to generate a range of numbers between two numbers?
I have two numbers as input from the user, like for example 1000 and 1050 .
28 Answers
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Mismatched anonymous define() module
I'm getting this error when I browse my webapp for the first time (usually in a browser with disabled cache).
7 Answers
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How to develop or migrate apps for iPhone 5 screen resolution?
The new iPhone 5 display has a new aspect ratio and a new resolution (640 x 1136 pixels).
30 Answers
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How to get the current branch name in Git?
...hen I had a branch, I knew what I was working on with "These working files point to this branch".
38 Answers
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How to iterate a loop with index and element in Swift
...t I can use to iterate over an array and have both index and element, like Python's enumerate ?
15 Answers
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What is the worst real-world macros/pre-processor abuse you've ever come across?
What is the worst real-world macros/pre-processor abuse you've ever come across (please no contrived IOCCC answers *haha*)?
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When to use .First and when to use .FirstOrDefault with LINQ?
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I would use First() when I know or expect the sequence to have at least one element. In other words, when it is an exceptional occurrence that the sequence is empty.
Use FirstOrDefault() when you know that you will need to check whether there was an element or ...