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How can I link to a specific glibc version?
...f glibc. When I run this binary on another PC with an older glibc, the command fails saying there's no glibc 2.11...
4 Ans...
What is the difference between exit() and abort()?
In C and C++, what is the difference between exit() and abort() ? I am trying to end my program after an error (not an exception).
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How to implement a rule engine?
...ppet compiles the Rules into fast executable code (using Expression trees) and does not need any complicated switch statements:
(Edit : full working example with generic method)
public Func<User, bool> CompileRule(Rule r)
{
var paramUser = Expression.Parameter(typeof(User));
Expression...
Select tableview row programmatically
...Path *)indexPath {
[self doSomethingWithRowAtIndexPath:indexPath];
}
And then, from where you wanted to call selectRowAtIndexPath, you instead call doSomethingWithRowAtIndexPath. On top of that, you can additionally also call selectRowAtIndexPath if you want the UI feedback to happen.
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Build a Basic Python Iterator
...ator protocol, which basically means they provide two methods: __iter__() and __next__().
The __iter__ returns the iterator object and is implicitly called
at the start of loops.
The __next__() method returns the next value and is implicitly called at each loop increment. This method raises a...
How to specify a min but no max decimal using the range data annotation attribute?
...{0} must be greater than {1}.")]
That should do what you are looking for and you can avoid using strings.
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Difference between a Seq and a List in Scala
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In Java terms, Scala's Seq would be Java's List, and Scala's List would be Java's LinkedList.
Note that Seq is a trait, which is equivalent to Java's interface, but with the equivalent of up-and-coming defender methods. Scala's List is an abstract class that is extended by...
AutoLayout with hidden UIViews?
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UIStackView is probably the way to go for iOS 9+. Not only does it handle the hidden view, it will also remove additional spacing and margins if set up correctly.
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Where are static variables stored in C and C++?
... Neufeld: your answer does not answer the question at all. I do not understand why it is accepted. Because the both the 'foo' and 'bar' are non-0 initialized. The question is where to place two static/global variable with the same name in .bss or .data
– lukmac
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Opening port 80 EC2 Amazon web services [closed]
...to the "Network & Security" -> Security Group settings in the left hand navigation
Find the Security Group that your instance is apart of
Click on Inbound Rules
Use the drop down and add HTTP (port 80)
Click Apply and enjoy
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