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What is an xs:NCName type and when should it be used?
I ran one of my xml files through a schema generator and everything generated was what was expected, with the exception of one node:
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Remove an element from a Bash array
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The following works as you would like in bash and zsh:
$ array=(pluto pippo)
$ delete=pluto
$ echo ${array[@]/$delete}
pippo
$ array=( "${array[@]/$delete}" ) #Quotes when working with strings
If need to delete more than one element:
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How do I find out if first character of a string is a number?
...ar c = string.charAt(0);
isDigit = (c >= '0' && c <= '9');
Or the slower regex solutions:
s.substring(0, 1).matches("\\d")
// or the equivalent
s.substring(0, 1).matches("[0-9]")
However, with any of these methods, you must first be sure that the string isn't empty. If it is, char...
How to check if APK is signed or “debug build”?
...now, in android "release build" is signed APK. How to check it from code or does Eclipse has some kinda of secret defines?
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Django set default form values
...plained here
You have two options either populate the value when calling form constructor:
form = JournalForm(initial={'tank': 123})
or set the value in the form definition:
tank = forms.IntegerField(widget=forms.HiddenInput(), initial=123)
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When to use ko.utils.unwrapObservable?
...ervable in cases where you don't know if you have been given an observable or not. This would commonly be in a custom binding where an observable or non-observable could be bound against it.
In the code that you have above, the call to valueAccessor() is not actually unwrapping an observable. It ...
Using bitwise OR 0 to floor a number
A colleague of mine stumbled upon a method to floor float numbers using a bitwise or:
6 Answers
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What are the default access modifiers in C#?
What is the default access modifier for classes, methods, members, constructors, delegates and interfaces?
9 Answers
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Why does z-index not work?
So if I understand z-index correctly, it would be perfect in this situation:
4 Answers
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What is a git topic branch?
What is a git topic branch? Does it differ from an ordinary branch in some way? Are there any branches that are not topic branches?
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