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Ruby: Change negative number to positive number?
What's the simplest way of changing a negative number to positive with ruby?
3 Answers
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What do the f and t commands do in Vim?
Can somebody explain to me what the f and t commands do in vim and exactly how they work? I can't seem to find this information but people keep telling me that they are very useful. Would really appreciate an answer with an example if possible, thanks!
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Undo a git stash
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Well, not quite. It will not reset what is in the staging directory, so you will have to restage all that (which can be annoying if you had just done a complex git add -p
– Nick
Jan 2 '13 at 17:31
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What is a 'SAM type' in Java?
...erences to 'SAM types'. I haven't been able to find a clear explanation of what this is.
1 Answer
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Arduino Sketch upload issue - avrdude: stk500_recv(): programmer is not responding
...nswers around here among good ideas. Let's try to be a bit more real about what's happening and sum up the good stuff to check:
Basically, when that happens, it is a good idea to enable verbose mode for AVRDUDE, to get a better idea of what's happening. To do so, you only need to go in the preferen...
What is the best way to repeatedly execute a function every x seconds?
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What does "drifts at the millisecond level" mean?
– Jean-Paul Calderone
May 12 at 12:44
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Does Django scale? [closed]
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"What are the largest sites built on Django today?"
There isn't any single place that collects information about traffic on Django built sites, so I'll have to take a stab at it using data from various locations. First, we h...
Remove items from one list in another
... How come this is the right answer? Sure this might give you what you want in your context, however, "Remove items from one list in another" is certainly not equivalent to a set difference operation, and you should not misinform people by accepting this as the right answer!!!!
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What is the most efficient way to create a dictionary of two pandas Dataframe columns?
What is the most efficient way to organise the following pandas Dataframe:
4 Answers
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How to remove padding around buttons in Android?
...unded corner and ripple effect from the button on Android Nougat, any idea what could be causing this behavior?
– rraallvv
Dec 31 '17 at 15:31
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