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How do I use a Boolean in Python?
...ntegers 0 and 1, respectively. The built-in function bool() can be used to cast any value to a Boolean, if the value can be interpreted as a truth value (see section Truth Value Testing above).
They are written as False and True, respectively.
So in java code remove braces, change true to True and ...
Open a folder using Process.Start
I saw the other topic and I'm having another problem. The process is starting (saw at task manager) but the folder is not opening on my screen. What's wrong?
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Take a char input from the Scanner
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What's the difference between "exactly" and "strictly" in this context?
– user6096242
Nov 29 '17 at 18:02
2
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Convert float to double without losing precision
I have a primitive float and I need as a primitive double. Simply casting the float to double gives me weird extra precision. For example:
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Split a String into an array in Swift?
...now auto-completes Foundation methods on Swift String objects without type casting to an NSString, which is not the case in Xcode 6.4 with Swift 1.2.
– Andrew
Jul 21 '15 at 22:31
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To draw an Underline below the TextView in Android
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@CHAKRAVARTHI it woun't work if you cast the text to string before setting. E.g. textView.setText(getString(R.string.text)) <- wrong. Right: textView.setText(getText(R.string.text)) or just textView.setText(R.string.text). The reason beind this that getText(...
gdb fails with “Unable to find Mach task port for process-id” error
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In Snow Leopard and later Mac OS versions, it isn't enough to codesign the gdb executable.
You have to follow this guide to make it work: http://www.opensource.apple.com/source/lldb/lldb-69/docs/code-signing.txt
The guide explains how to d...
How can I distinguish whether Switch,Checkbox Value is changed by user or programmatically (includin
... // you might keep a reference to the CheckBox to avoid this class cast
boolean checked = ((CheckBox)v).isChecked();
setSomeBoolean(checked);
}
});
Now you only pick up click events and don't have to worry about programmatic changes.
Answer 1:
I hav...
How to check if IEnumerable is null or empty?
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Count() only iterates the enumeration if it can't be cast to an ICollection. In other words, when you call this method, if there's already a Count property on the object, it will just return that and the performance should be identical. Check out the implementation here: refere...
How to create a button programmatically?
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As of Swift 1.2 downcasts can no longer be done with "as", they must be “forced failable” with "as!".
– TenaciousJay
May 1 '15 at 16:38
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