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In Python, how do I determine if an object is iterable?
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I've been studying this problem quite a bit lately. Based on that my conclusion is that nowadays this is the best approach:
from collections.abc import Iterable # drop `.abc` with Python 2.7 or lower
def iterable(obj):
return isinstance(obj, Iterable)
The above has b...
How to process SIGTERM signal gracefully?
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A class based clean to use solution:
import signal
import time
class GracefulKiller:
kill_now = False
def __init__(self):
signal.signal(signal.SIGINT, self.exit_gracefully)
signal.signal(signal.SIGTERM, self.exit_gracef...
REST API Authentication
...however, it slows down the API a little bit.
Basic authentication - uses Base64 encoding on username and password
Digest authentication - hashes the username and password before sending them over the network.
OAuth is the best it can get. The advantages oAuth gives is a revokable or expirable t...
Different floating point result with optimization enabled - compiler bug?
...finite precision, or if you were working with a device that used a decimal-based rather than binary-based floating point representation. But, you aren't. Most computers use the binary IEEE floating point standard.
As Maxim Yegorushkin already noted in his answer, part of the problem is that intern...
How to print VARCHAR(MAX) using Print Statement?
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You could do a WHILE loop based on the count on your script length divided by 8000.
EG:
DECLARE @Counter INT
SET @Counter = 0
DECLARE @TotalPrints INT
SET @TotalPrints = (LEN(@script) / 8000) + 1
WHILE @Counter < @TotalPrints
BEGIN
-- Do you...
Why is GHC so large/big?
...es that come together it takes over 500 MB. And yes, it's a lot, even with base libraries and a build tool/dependency manager. Java development platform is smaller.
GHC:
$ aptitude show ghc6 | grep Size
Uncompressed Size: 388M
against OpenJDK withdependencies:
$ aptitude show openjdk-6-jdk open...
Should I use Vagrant or Docker for creating an isolated environment? [closed]
...d run Docker containers, for example. With Vagrant 1.6, Vagrant has docker-based development environments, and supports using Docker with the same workflow as Vagrant across Linux, Mac, and Windows. Vagrant doesn't try to replace Docker here, it embraces Docker practices.
Docker specifically runs D...
What's the best way to convert a number to a string in JavaScript? [closed]
..., but found when I went to write my own):
http://jsben.ch/#/ghQYR
Fastest based on the JSPerf test above: str = num.toString();
It should be noted that the difference in speed is not overly significant when you consider that it can do the conversion any way 1 Million times in 0.1 seconds.
Update:...
What exactly is LLVM?
...el language can be represented in this LLVM IR format, then analysis tools based on this IR can be easily reused - that is the basic rationale.
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Manual deployment vs. Amazon Elastic Beanstalk
...for the application server because, as instances are created and destroyed based on your traffic, the DBMS would be lost! Having the DBMS and application server on the same machine/instance is not generally a good idea anyway.
In a PAAS system, the DBMS is a separate service. For Amazon, it would ...