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iOS - Dismiss keyboard when touching outside of UITextField
...ng how to make the keyboard disappear when the user touches outside of a UITextField .
36 Answers
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Error: The processing instruction target matching “[xX][mM][lL]” is not allowed
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Xerces-based tools will emit the following error
The processing instruction target matching "[xX][mM][lL]" is not allowed.
when an XML declaration is encountered anywhere other than at the top of an XML file.
This is a valid diagnostic message; ot...
How do I space out the child elements of a StackPanel?
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Use Margin or Padding, applied to the scope within the container:
<StackPanel>
<StackPanel.Resources>
<Style TargetType="{x:Type TextBox}">
<Setter Property="Margin" Value="0,10,0,0"/>
</Style>
</Stac...
.gitignore after commit [duplicate]
I have a git repository hosted on Github. After committing many files, I am realizing that I need to create .gitignore and exclude .exe , .obj files.
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How to print a stack trace in Node.js?
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Any Error object has a stack member that traps the point at which it was constructed.
var stack = new Error().stack
console.log( stack )
or more simply:
console.trace("Here I am!")
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Ruby: Calling class method from instance
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Rather than referring to the literal name of the class, inside an instance method you can just call self.class.whatever.
class Foo
def self.some_class_method
puts self
end
def some_instance_method
self.class.some_class_method...
Fastest way to check a string contain another substring in JavaScript?
I'm working with a performance issue on JavaScript. So I just want to ask: what is the fastest way to check whether a string contains another substring (I just need the boolean value)? Could you please suggest your idea and sample snippet code?
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How to remove an element from a list by index
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edited Jun 5 '18 at 3:18
Neil Chowdhury
87688 silver badges2323 bronze badges
an...
What does f+++++++++ mean in rsync logs?
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1 - A huge advantage of rsync is that after an interruption the next time it continues smoothly.
The next rsync invocation will not transfer the files again, that it had already transferred, if they were not changed in the meantime. But it will start checking all the files again from the beginning...
Separation of business logic and data access in django
I am writing a project in Django and I see that 80% of the code is in the file models.py . This code is confusing and, after a certain time, I cease to understand what is really happening.
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