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What is a “first chance exception”?
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edited Apr 29 '13 at 4:39
einpoklum
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Error handling principles for Node.js + Express.js applications?
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Error handling in Node.js is generally of the format A). Most callbacks return an error object...
How to keep index when using pandas merge
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In [5]: a.reset_index().merge(b, how="left").set_index('index')
Out[5]:
col1 to_merge_...
Is there a ceiling equivalent of // operator in Python?
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edited Sep 14 at 21:47
Machavity♦
27.5k1616 gold badges7171 silver badges8787 bronze badges
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When do I use fabs and when is it sufficient to use std::abs?
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In C++, it's always sufficient to use std::abs; it's overloaded for all the numerical types.
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How to use the ProGuard in Android Studio?
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You're probably not actually signing the release build of the APK via the signing wizard. You ca...
Validate uniqueness of multiple columns
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You can scope a validates_uniqueness_of call as follows.
validates_uniqueness_of :user_id, :sc...
Removing a model in rails (reverse of “rails g model Title…”)
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bundle exec rake db:rollback
rails destroy model <model_name>
When you generate a ...
How do you create an asynchronous method in C#?
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I don't recommend StartNew unless you need that level of complexity.
If your async method is de...
The current SynchronizationContext may not be used as a TaskScheduler
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You need to provide a SynchronizationContext. This is how I handle it:
[SetUp]
public void Te...