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How to create the perfect OOP application [closed]
...wer), both high-level and low-level. Here're a couple:
Domain Modeling -> how do you create a good model of the solution? What objects do you create? How will they solve the requirements? Looking for the nouns is a good start, but how do you decide if your choice of entities is good? What other...
MySQL ON vs USING?
...he result set twice with ON while it appears only once with USING:
mysql> create table t(i int);insert t select 1;create table t2 select*from t;
Query OK, 0 rows affected (0.11 sec)
Query OK, 1 row affected (0.00 sec)
Records: 1 Duplicates: 0 Warnings: 0
Query OK, 1 row affected (0.19 sec)
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An algorithm for inflating/deflating (offsetting, buffering) polygons
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For anyone that wants to do this, another alternative is to use GEOS, and if your using python, GEOS's wrapper, Shapely. A really pretty example: toblerity.github.com/shapely/manual.html#object.buffer
– pelson
Oct 3 '12 at 8:04
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Making Python loggers output all messages to stdout in addition to log file
... an example configuring a stream handler (using stdout instead of the default stderr) and adding it to the root logger:
import logging
import sys
root = logging.getLogger()
root.setLevel(logging.DEBUG)
handler = logging.StreamHandler(sys.stdout)
handler.setLevel(logging.DEBUG)
formatter = logging...
Difference between a class and a module
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I got the hierarchy, Class -> Module -> Object -> BasicObject. Cool!!
– Aashish P
Oct 15 '12 at 12:22
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Is there a Java standard “both null or equal” static method?
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If you are using <1.7 but have Guava available: Objects.equal(x, y)
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What are detached, persistent and transient objects in hibernate?
...and with a code example-
Let us consider a POJO class as Student Object->
Student student = new Student();
Now, this student object is at transient state.
When we attache this POJO object to hibernate session->
session.save(student);
Now this POJO object is at persistent state.
(...
How to remove frame from matplotlib (pyplot.figure vs matplotlib.figure ) (frameon=False Problematic
...ered Feb 16 '13 at 18:03
Joe KingtonJoe Kington
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Node: log in a file instead of the console
... (I think this works only for *nix systems):
nohup node simple-server.js > output.log &
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Error Domain=NSURLErrorDomain Code=-1005 “The network connection was lost.”
...urrently using Xcode 6.2 and what solved it was clicking on iOS Simulator > Reset Settings and Content. Once that finished I quit the simulator and rebuilt and ran my project... everything worked perfectly afterwards.
– KingPolygon
Jan 29 '15 at 8:05
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