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Equation (expression) parser with precedence?
I've developed an equation parser using a simple stack algorithm that will handle binary (+, -, |, &, *, /, etc) operators, unary (!) operators, and parenthesis.
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Gem::LoadError for mysql2 gem, but it's already in Gemfile
This error occurred while loading the following files:
14 Answers
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How do I start Mongo DB from Windows?
I have installed MongoDB on my Windows 7 (64 bit) machine. I have created the path data/db too but when I tried to start mongodb using the command 'C:\mongodb\bin\mongod.exe' , it is not starting. It is showing admin web console waiting for connections on port 28017 .
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How do I install g++ for Fedora?
How do I install g++ for Fedora Linux? I have been searching the dnf command to install g++ but didn't find anything.
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What are the main purposes of using std::forward and which problems it solves?
In perfect forwarding, std::forward is used to convert the named rvalue references t1 and t2 to unnamed rvalue references. What is the purpose of doing that? How would that affect the called function inner if we leave t1 & t2 as lvalues?
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How to prune local tracking branches that do not exist on remote anymore
With git remote prune origin I can remove the local branches that are not on the remote any more.
31 Answers
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Calling a static method on a generic type parameter
I was hoping to do something like this, but it appears to be illegal in C#:
8 Answers
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A complete solution to LOCALLY validate an in-app receipts and bundle receipts on iOS 7
I have read a lot of docs and code that in theory will validate an in-app and/or bundle receipt.
3 Answers
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How to make asynchronous HTTP requests in PHP
Is there a way in PHP to make asynchronous HTTP calls? I don't care about the response, I just want to do something like file_get_contents() , but not wait for the request to finish before executing the rest of my code. This would be super useful for setting off "events" of a sort in my application...
JavaScript: Object Rename Key
Is there a clever (i.e. optimized) way to rename a key in a javascript object?
23 Answers
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