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Is there a way to perform “if” in python's lambda
... question was "how do I use if in a lambda?" not "what's the best way to write a lambda that returns True if a number is even?"
– Robert Rossney
Oct 18 '09 at 19:10
101
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Is AngularJS just for single-page applications (SPAs)?
...t a small piece of that.
You have a large list of features that will benefit you outside of client-side routing:
two-way binding
templating
currency formatting
pluralization
reusable controls
RESTful api handling
AJAX handling
modularization
dependency injection
It's crazy to think that all of ...
What is the proper way to use the node.js postgresql module?
I am writing a node.js app on Heroku and using the pg module . I can't figure out the "right" way to get a client object for each request that I need to query the database.
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Why is it faster to check if dictionary contains the key, rather than catch the exception in case it
...to be unwound etc.
On the other hand, accessing a value in a dictionary by its key is cheap, because it's a fast, O(1) operation.
BTW: The correct way to do this is to use TryGetValue
obj item;
if(!dict.TryGetValue(name, out item))
return null;
return item;
This accesses the dictionary only ...
Is it possible in Java to access private fields via reflection [duplicate]
Is it possible in Java to access private field str via reflection?
For example to get value of this field.
3 Answers
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GPU Emulator for CUDA programming without the hardware [closed]
... emulator for a Geforce card that would allow me to program and test CUDA without having the actual hardware?
7 Answers
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Best way for a 'forgot password' implementation? [closed]
...ised in May 2013 for a better approach
The user enters his username and hits "forgot password". I also recommend the option of entering the email address instead of the username, because usernames are sometimes forgotten too.
The system has a table password_change_requests with the columns ID, Tim...
Representing Monetary Values in Java [closed]
...s creating their own Cash or Money classes which encapsulate a cash value with the currency, but under the skin it's still a BigDecimal, probably with BigDecimal.ROUND_HALF_EVEN rounding.
Edit: As Don mentions in his answer, there are open sourced projects like timeandmoney, and whilst I applaud th...
Django: multiple models in one template using forms [closed]
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This really isn't too hard to implement with ModelForms. So lets say you have Forms A, B, and C. You print out each of the forms and the page and now you need to handle the POST.
if request.POST():
a_valid = formA.is_valid()
b_valid = formB.is_valid()
c...
What does “|=” mean? (pipe equal operator)
I tried searching using Google Search and Stack Overflow, but it didn't show up any results. I have seen this in opensource library code:
...