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Symfony 2: How do I check if a user is not logged in inside a template?
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191
You can check if app.user is set.
{% if app.user %}
# user is logged in
{% else %}
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Proper use of errors
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168
Someone posted this link to the MDN in a comment, and I think it was very helpful. It describe...
Inheriting constructors
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If your compiler supports C++11 standard, there is a constructor inheritance using using (pun intended). For more see Wikipedia C++11 article. You write:
class A
{
public:
explicit A(int x) {}
};
class B: public A
{
using A::A;
};
T...
innerText vs innerHTML vs label vs text vs textContent vs outerText
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103
From MDN:
Internet Explorer introduced element.innerText. The intention is pretty much the sa...
How do I get AWS_ACCESS_KEY_ID for Amazon?
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178
Go to: http://aws.amazon.com/
Sign Up & create a new account (they'll give you the option...
How to install a node.js module without using npm?
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edited May 23 '17 at 12:34
Community♦
111 silver badge
answered Apr 26 '11 at 6:23
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How do .gitignore exclusion rules actually work?
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155
/a/b/c/*
!foo
Seems to work for me (git 1.7.0.4 on Linux). The * is important as otherwise yo...
SVG fill color transparency / alpha?
...ibute; fill-opacity: This attribute takes a decimal number between 0.0 and 1.0, inclusive; where 0.0 is completely transparent.
For example:
<rect ... fill="#044B94" fill-opacity="0.4"/>
Additionally you have the following:
stroke-opacity attribute for the stroke
opacity for the entire o...
How can I make a clickable link in an NSAttributedString?
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156
Use NSMutableAttributedString.
NSMutableAttributedString * str = [[NSMutableAttributedString...