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How does bash tab completion work?
...ary, as already mentioned by fixje, manages the command line editing, and calls back to bash when tab is pressed, to enable completion. Bash then gives (see next point) a list of possible completions, and readline inserts as much characters as are identified unambiguously by the characters already t...
What is the purpose of a plus symbol before a variable?
this really sounds like a simple question but I had no luck searching. what does the +d in
3 Answers
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Why there is no “Home” button in iPad simulator in iOS 5.1 SDK?
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Someone told them that this was innovation and they all jumped and removed the button. The UX designer would have done tones of research to figure out what the most irritating thing would be for people wanting to use the simulator, and just innovated a way to fuel that irritat...
Java system properties and environment variables
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Finally, it's how the variables are added and the scope of the variables.
– Praveen Sripati
Aug 14 '11 at 12:33
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How can I disable editing cells in a WPF Datagrid?
...e it is disabled. Disabled and ReadOnly are different because ReadOnly normally lets you select the text for copying. When you set the DataGrid to be ReadOnly you can no longer select text in the cells.
– Nick
Oct 5 '16 at 0:04
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Python Request Post with param data
This is the raw request for an API call:
3 Answers
3
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What's the difference between subprocess Popen and call (how can I use them)?
I want to call an external program from Python. I have used both Popen() and call() to do that.
2 Answers
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Html.BeginForm and adding properties
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Yes, indeed...I believe all of the strongly typed (expression-based) methods are in the futures assembly (aspnet.codeplex.com/Release/…).
– dp.
Apr 25 '09 at 8:50
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how to avoid a new line with p tag?
...hing like:
p
{
display:inline;
}
in your stylesheet would do it for all p tags.
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R object identification
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I usually start out with some combination of:
typeof(obj)
class(obj)
sapply(obj, class)
sapply(obj, attributes)
attributes(obj)
names(obj)
as appropriate based on what's revealed. For example, try with:
obj <- data.frame(a...