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How to decorate a class?
...class? Specifically, I want to use a decorator to add a member to a class and change the constructor to take a value for that member.
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How do you overcome the HTML form nesting limitation?
I know that XHTML doesn't support nested form tags and I have already read other answers here on Stack Overflow regarding this subject, but I still haven't figured out an elegant solution to the problem.
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“Rate This App”-link in Google Play store app on the phone
I'd like to put a "Rate This App"-link in an Android App to open up the app-listing in the user's Google Play store app on their phone.
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How to implement a rule engine?
..."Contains", "C#" )
};
// compile the rules once
var compiledRules = rules.Select(r => CompileRule(r)).ToList();
public bool MatchesAllRules(User user)
{
return compiledRules.All(rule => rule(user));
}
Here is the implementation of BuildExpr:
Expression BuildExpr(Rule r, ParameterExpress...
How can I use Spring Security without sessions?
...ilding a web application with Spring Security that will live on Amazon EC2 and use Amazon's Elastic Load Balancers. Unfortunately, ELB does not support sticky sessions, so I need to ensure my application works properly without sessions.
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Why do browsers match CSS selectors from right to left?
...hed by browser engines from right to left. So they first find the children and then check their parents to see if they match the rest of the parts of the rule.
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Why doesn't RecyclerView have onItemClickListener()?
I was exploring RecyclerView and I was surprised to see that RecyclerView does not have onItemClickListener() .
32 Ans...
offsetting an html anchor to adjust for fixed header [duplicate]
...r than where it actually appears on the page, by making it a block element and relatively positioning it. -250px will position the anchor up 250px
a.anchor {
display: block;
position: relative;
top: -250px;
visibility: hidden;
}
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How to print struct variables in console?
...poses you have an instance of Project (in 'yourProject')
The article JSON and Go will give more details on how to retrieve the values from a JSON struct.
This Go by example page provides another technique:
type Response2 struct {
Page int `json:"page"`
Fruits []string `json:"fruits"`...
Cookie overflow in rails application?
...
You've got a 4kb limit on what you can store in a cookie, and when Rails converts your object into text for writing to the cookie its probably bigger than that limit.
Ruby on Rails ActionDispatch::Cookies::CookieOverflow error
That way this CookieOverflow Error occurs.
The easies...