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What does @@variable mean in Ruby?
What are Ruby variables preceded with double at signs ( @@ )? My understanding of a variable preceded with an at sign is that it is an instance variable, like this in PHP:
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'Best' practice for restful POST response
...em very relevant, but I can hardly see why returning the whole object when it is created would be a bad practice in a normal use case. This would be useful at least to get the ID easily and to get the timestamps when relevant.
This is actually the default behavior got when scaffolding with Rails.
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How can I run dos2unix on an entire directory? [closed]
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edited Feb 25 '17 at 4:00
therealjumbo
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Find mouse position relative to element
I want to make a little painting app using canvas. So I need to find the mouse's position on the canvas.
23 Answers
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Error deploying ClickOnce application - Reference in the manifest does not match the identity of the
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There was an issue with Visual Studio 2008 which is solved by not embedding the default manifest - one of the comments on that article suggests the problem still exists in Visual Studio 2010.
In project properties -> Application tab ->...
How do I see a C/C++ source file after preprocessing in Visual Studio?
Let's say I have a source file with many preprocessor directives. Is it possible to see how it looks after the preprocessor is done with it?
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How do I get ruby to print a full backtrace instead of a truncated one?
When I get exceptions, it is often from deep within the call stack. When this happens, more often than not, the actual offending line of code is hidden from me:
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Python + Django page redirect
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It's simple:
from django.http import HttpResponseRedirect
def myview(request):
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return HttpResponseRedirect("/path/")
More info in the official Django docs
Update: Django 1.0
There is apparently a better way ...
How can I make git do the “did you mean” suggestion?
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According to git-config(1), you want to set help.autocorrect appropriately. For example, git config --global help.autocorrect 5 will make it wait half a second before running the command so you can see the message first.
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How do I import a namespace in Razor View Page?
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edited Apr 7 at 11:22
Selim Yildiz
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