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Is there a difference between “==” and “is”?
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True
# Make a new copy of list `a` via the slice operator,
# and assign it to variable `b`
>>> b = a[:]
>>> b is a
False
>>> b == a
True
In your case, the second test only works because Python caches small integer objects, which is an implementation detail. For large...
Hibernate - Batch update returned unexpected row count from update: 0 actual row count: 0 expected:
...ansaction. The below mentioned hibernate error looks like a general error. It doesn't even mentioned which Bean causes the issue. Anyone familiar with this hibernate error?
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Why is iostream::eof inside a loop condition (i.e. `while (!stream.eof())`) considered wrong?
...a comment in this answer saying that using iostream::eof in a loop condition is "almost certainly wrong". I generally use something like while(cin>>n) - which I guess implicitly checks for EOF.
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Replacing H1 text with a logo image: best method for SEO and accessibility?
It seems like there are a few different techniques out there, so I was hoping to get a "definitive" answer on this...
15 An...
What does the Reflect object do in JavaScript?
...tp://people.mozilla.org/~jorendorff/es6-draft.html#sec-reflect-object and it sounds similar to the Proxy object apart from the realm and loader functionality.
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Default value of 'boolean' and 'Boolean' in Java
What are the default values of boolean (primitive) and Boolean (primitive wrapper) in Java?
8 Answers
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Difference between an API and SDK
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Piece of cake:
an API is an interface. It's like the specification of the telephone system or the electrical wiring in your house. Anything* can use it as long as it knows how to interface. You can even buy off-the-shelf software to use a particular API, just as y...
What's the difference between TRUNCATE and DELETE in SQL
...rences. I've highlighted Oracle-specific features, and hopefully the community can add in other vendors' specific difference also. Differences that are common to most vendors can go directly below the headings, with differences highlighted below.
General Overview
If you want to quickly delete al...
Where to place private methods in Ruby?
...actice in my point of view is to go sequentially and declare your methods without keeping private in point of view.
At the end, you can make make any method private by just adding: private :xmethod
Example:
class Example
def xmethod
end
def ymethod
end
def zmethod
end
private :xmethod,...
Method call if not null in C#
Is it possible to somehow shorten this statement?
11 Answers
11
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