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Difference between . and : in Lua
...s exactly the same as specifying self manually - it will even produce same bytecode on compilation. I.e. function object:method(arg1, arg2) is same as function object.method(object, arg1, arg2).
On use : is almost the same as . - a special kind of call will be used internally to make sure object an...
How to round a number to significant figures in Python
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round_sig = lambda f,p: float(('%.' + str(p) + 'e') % f) allows you to adjust the number of significant digits!
– denizb
Aug 6 '17 at 22:43
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Basic http file downloading and saving to disk in python?
...r side of the world.
I had to disable the firewall(lazy)/enable https out by editing the rules(proper)
created the python script:
import ssl
import shutil
import tempfile
import urllib.request
context = ssl._create_unverified_context()
dlurl='https://somesite/path/whatever'
with urllib.request.u...
Handling specific errors in JavaScript (think exceptions)
...they also explain how to make it conform, though it's not as succint. Basically same as above, but using instanceOf. Check here
– Bart
Oct 20 '15 at 8:58
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Linear Regression and group by in R
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fits <- lmList(response ~ year | state, data=d)
fits
#------------
Call: lmList(formula = response ~ year | state, data = d)
Coefficients:
(Intercept) year
CA -1.34420990 0.17139963
NY 0.00196176 -0.01852429
Degrees of freedom: 20 total; 16 residual
Residual standard error: 0.820...
Restore the state of std::cout after manipulating it
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You can avoid the problem by not pushing formats onto streams. Push the format and data into a temporary stringstream variable, then print
– Mark Sherred
Feb 2 '18 at 2:47
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SQL (MySQL) vs NoSQL (CouchDB) [closed]
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Android device chooser - My device seems offline
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I tried everything mutliple times in multiple orders, then stumbled across my particular answer:
Use a different USB cable - suddenly everything worked perfectly.
(Another potential answer for people that I found - make sure there is more than 15mb free space on the de...
Python unittests in Jenkins?
...a command line option).
Either way, executing the unit tests can be done by running a shell command.
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ASP.NET MVC 3 Razor: Include JavaScript file in the head tag
...JavaScript file for a particular *.cshtml to be in the head tag along with all the other include files that are defined in _Layout.cshtml.
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