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Why do I need Transaction in Hibernate for read-only operations?
...B specific. E.g. MySQL added support for this only in InnoDB starting from 5.6.4 version.
If you're not using JDBC directly, but rather an ORM, that might be problematic. For instance Hibernate community says that working outside of transaction might cause unpredictable behavior. This is because Hib...
range over interface{} which stores a slice
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edited Aug 3 '16 at 13:50
user6169399
answered Dec 24 '12 at 22:05
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How do HTML parses work if they're not using regexp?
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5 Answers
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How to open every file in a folder?
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357
Os
You can list all files in the current directory using os.listdir:
import os
for filename i...
How to add an Access-Control-Allow-Origin header
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165
So what you do is... In the font files folder put an htaccess file with the following in it.
&l...
“new” keyword in Scala
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145
Use the new keyword when you want to refer to a class's own constructor:
class Foo { }
val f =...
Will ConfigurationManager.AppSettings[“blah”] throw an exception if “blah” doesn't exist?
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25
From the MSDN documentation for NameValueCollection.Item Property (String):
Caution
This proper...
Get “Internal error in the expression evaluator” on “Add watch” function when trying to debug WCF se
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edited Feb 24 at 1:53
Callum Watkins
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answ...
What is a proper naming convention for MySQL FKs?
...aniel VassalloDaniel Vassallo
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Assigning a variable NaN in python without numpy
...t;>> import math
>>> math.isnan(nan)
True
Before Python 3.5, one could use float("nan") (case insensitive).
Note that checking to see if two things that are NaN are equal to one another will always return false. This is in part because two things that are "not a number" cannot (str...