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Most concise way to convert a Set to a List
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@Jack: That definitely won't be the case. From the Javadoc from java.util.List: "Lists (like Java arrays) are zero based."
– Adamski
Feb 19 '16 at 14:55
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Compiled vs. Interpreted Languages
...es during overall program execution. It (probably) only gets compiled once from bytecode to machine code. Hence the runtime overhead of JIT is small, and can be ignored for long-running programs. After the JIT compiler has finished doing its job, you will effectively be running pure machine code all...
Getting a File's MD5 Checksum in Java
... if you're already doing something with the bytes (i.e. reading them in on from an HTTP connection).
– Marc Novakowski
Dec 6 '08 at 1:51
2
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How to “warm-up” Entity Framework? When does it get “cold”?
... compile and that don't change. That way you move the performance overhead from runtime to compile time. Also this won't introduce any lag. But of course this change goes through to the database, so it's not so easy to deal with. Code is more flexible.
Do not use a lot of TPT inheritance (that's a ...
JSON serialization of Google App Engine models
...add=True)
album = db.ReferenceProperty(Album, collection_name='photo')
from django.utils import simplejson
from google.appengine.ext import webapp
class PhotoHandler(webapp.RequestHandler):
def get(self):
photos = Photo.all()
self.response.out.write(simplejson.dumps([p.to_dict() ...
Python “extend” for a dictionary
...arn what **basket_two (the **) means here.
In case of conflict, the items from basket_two will override the ones from basket_one. As one-liners go, this is pretty readable and transparent, and I have no compunction against using it any time a dict that's a mix of two others comes in handy (any rea...
Will using goto leak variables?
... may be prone to this.)
Consider the following mechanics that prevent you from doing "bad things" with labels (which includes case labels).
1. Label scope
You can't jump across functions:
void f() {
int x = 0;
goto lol;
}
int main() {
f();
lol:
return 0;
}
// error: label 'lol' u...
Why are Python lambdas useful? [closed]
...ion may be the shortest way to write something out.
Returning a function from another function
>>> def transform(n):
... return lambda x: x + n
...
>>> f = transform(3)
>>> f(4)
7
This is often used to create function wrappers, such as Python's decorators.
Combini...
How do I output raw html when using RazorEngine (NOT from MVC)
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You are using the MVC library which is not available from the razor engine, so this is not an answer to the question.
– oligofren
Jan 10 '17 at 14:10
add...
Properties vs Methods
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From the Choosing Between Properties and Methods section of Design Guidelines for Developing Class Libraries:
In general, methods represent actions and properties represent data. Properties are meant to be used like field...