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Why is `[` better than `subset`?
...eval(expr, envir, enclos) : object 'cyl' not found
because R no longer "knows" where to find the object called 'cyl'. He also points out the truly bizarre stuff that can happen if by chance there is an object called 'cyl' in the global environment:
cyl <- 4
subscramble(mtcars, cyl == 4)
cyl &...
How to build an APK file in Eclipse?
...new key store path -> Fill the detail -> Set the .apk location -> Now you can get your .apk file*
Install it in your mobile.
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What is the current choice for doing RPC in Python? [closed]
...um-sized GNU Project I maintain. @Roberto, thrift support Py3, at least by now.)
– Marcus Müller
Aug 9 '19 at 9:08
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Using AES encryption in C#
...e);` . The reason for this is because in Encrypt you converted ToBase64 so now you need to ConvertFromBase64String in Decrypt, otherwise you get invalid length error.
– Euthyphro
Jan 6 '17 at 21:34
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Separate Back Stack for each tab in Android using Fragments
...ks.get(mCurrentTab).size() == 0){
return;
}
/*Now current fragment on screen gets onActivityResult callback..*/
mStacks.get(mCurrentTab).lastElement().onActivityResult(requestCode, resultCode, data);
}
}
4. app_main_tab_fragment_layout.xml (In case anyone ...
How to convert hex to rgb using Java?
...16. I tested this with "000", "aaa", and "fff", and they all work properly now.
– Andrew
Apr 14 '16 at 16:04
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Convert string date to timestamp in Python
...obably in a different TZ (and the result is timezone-free UNIX timestamp)
Now if the input date is already in UTC, than I believe the right solution is:
>>> calendar.timegm(time.strptime('01/12/2011', '%d/%m/%Y'))
1322697600
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How to force Chrome's script debugger to reload javascript?
...sabling the Chrome cache.
When you reload the page, the JavaScript should now get refreshed.
Chrome circa 2011
Chrome circa 2018
You can also access it on the network tab:
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How to set a bitmap from resource
... R.drawable.android_logo
);
Now you can use this bitmap object, whether you want to store it, or to use it in google maps while drawing a pic on fixed latitude and longitude, or to use some where else
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Comet and jQuery [closed]
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Please know that plugin is quite old and no longer maintained. Cometd now packages their own JS lib along with a jQuery interface plugin.
– Morgan ARR Allen
Mar 21 '11 at 20:43
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