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Android App Not Install. An existing package by the same name with a conflicting signature is alread

...om another SDK, the keys will definitely be different. Also if you don't know exactly what key was used before to sign the apk and yet you want to install the new version of your app, you can just uninstall the previous application and reinstall the new one. Hope this Helps... Regards! ...
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How to deal with “data of class uneval” error from ggplot2?

... not! and yes you will! Glad I could steer you in the right direction and now its here for posterity. – Justin May 10 '13 at 16:39 add a comment  |  ...
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Pair/tuple data type in Go

... to use the values you'll need a type assertion s := p1.a.(string) + " now" fmt.Println("p1.a", s) } However I think what you have already is perfectly idiomatic and the struct describes your data perfectly which is a big advantage over using plain tuples. ...
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Measure the time it takes to execute a t-sql query

... @TheMoot I know I'm late but the MSDN links are perfect for your "[Subject] for Dummies" needs :). Try to take a look at this How To: Use SQL Profiler – John Odom Jan 22 '15 at 15:42 ...
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Is there a literal notation for an array of symbols?

... Yes! This is possible now in Ruby 2.0.0. One way to write it is: %i{foo bar} # => [:foo, :bar] You can also use other delimiters, so you could also write %i(foo bar) or %i!foo bar! for example. This feature was originally announced here: ...
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In Python, how do I read the exif data for an image?

... For Python3.x and starting Pillow==6.0.0, Image objects now provide a getexif() method that returns <class 'PIL.Image.Exif'> or None if the image has no EXIF data. From Pillow 6.0.0 release notes: getexif() has been added, which returns an Exif instance. Values can be retri...
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Is there a way to iterate over a dictionary?

I know NSDictionaries as something where you need a key in order to get a value . But how can I iterate over all keys and values in a NSDictionary , so that I know what keys there are, and what values there are? I know there is something called a for-in-loop in JavaScript . Is there som...
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How do I create a variable number of variables?

... # prints bar, because indices start at 0 lst.append('potatoes') # lst is now ['foo', 'bar', 'baz', 'potatoes'] For ordered sequences, lists are more convenient than dicts with integer keys, because lists support iteration in index order, slicing, append, and other operations that would require a...
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How to write Unicode characters to the console?

...oose some font that supports your language (like KaiTi in Chinese case): Now you are set to go: share | improve this answer | follow | ...
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jQuery selector for inputs with square brackets in the name attribute

... attribute values, you can use quotes: $('input[name="weirdName[23]"]') Now, I'm a little confused by your example; what exactly does your HTML look like? Where does the string "inputName" show up, in particular? edit fixed bogosity; thanks @Dancrumb ...