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Creating a expressjs middleware that accepts parameters
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function HasRole(role) {
return function(req, res, next) {
if (role !== req.user.role) res.redirect(...);
else next();
}
}
I also want to make sure that I don't make multiple copies of the same function:
function HasRole(role) {
return HasRole[role] || (HasRole[role] = fun...
Declaring variables inside a switch statement [duplicate]
...u can't declare and assign variables inside a switch . But I'm wondering if the following is correct at throwing an error saying
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Case-insensitive string comparison in C++ [closed]
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std::string str1 = "hello, world!";
std::string str2 = "HELLO, WORLD!";
if (boost::iequals(str1, str2))
{
// Strings are identical
}
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Combining node.js and Python
... communication between node.js and Python server, I would use Unix sockets if both processes run on the same server and TCP/IP sockets otherwise. For marshaling protocol I would take JSON or protocol buffer. If threaded Python shows up to be a bottleneck, consider using Twisted Python, which
provide...
How do I fix "The expression of type List needs unchecked conversion…'?
...ast up front, you're "complying with the warranty terms" of Java generics: if a ClassCastException is raised, it will be associated with a cast in the source code, not an invisible cast inserted by the compiler.
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Making an array of integers in iOS
If you want to make an array of integers, can you use NSInteger? Do you have to use NSNumber? If so, then why?
7 Answers
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SELECT INTO a table variable in T-SQL
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If you "SELECT name, location FROM myTable" as the values you will be inserting into the UserData table doesn't it matter if the names of the variables in the select match the names in the table definition. You are selecting ...
How can you check for a #hash in a URL using JavaScript?
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Simple:
if(window.location.hash) {
// Fragment exists
} else {
// Fragment doesn't exist
}
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Getting activity from context in android
...Application Context to a DialogView, watch it crash, and you will see the difference.
– Sky Kelsey
Aug 1 '12 at 23:10
6
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MySQL search and replace some text in a field
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Like Pring, if you're going to leave a comment like that, you might want to explain why. Was it a mistake in the original advice, or a mistake on your part? And you do know that before you make any sweeping changes to a database you ar...