crystal-lang

crystal-lang

Undefined references on run, SSL

equivalent of ruby `block_given?` in crystal

Why does Crystal evaluates this as false?

Link or use a c++ library inside crystal

Call code from module and execute it since a chosing option in menu

Crystal pass variable by reference or value

variable type tagged additionally with Nil in ensure clause

Are magic constants documented? (eg __FILE__, __DIR__, etc)

Parsing a binary format in Crystal

Method proc with parameters

How to specify IP address for outgoing connection?

Nested hash generation error

running shell commands crystal language and capturing the output

Method argument of an unknown type

Type alias and Hash as method parameter

How to have an array type in C binding?

Iterate through array and return itself

Read request body without deleting it

Generic Hashes as arguments?

Recursive Proc in Crystal

How can I stream multiple files at the same time using HTTP::Server?

Crystal check if subclass of list of classes

Crystal get raised Exception's class

Getting syntax error: expecting token 'EOF', not 'end' and can't figure out why

Use Bootstrap in kemal app

Are there any HTML parsing libraries?

Expanding symbol variable inside a macro

Iterate union type in a macro

Are there alternatives to begin/end with stricter scope?

can't use instance variables at the top level

Crystal return negative number when using .. between two positives

Define instance method with "macro inherited" in Crystal 0.21.1

Is an object's object_id guaranteed to be unique and unchanged for the life of the object?

How to detect number of CPU cores in Crystal?

How to modify the HTTP::Response after it has been written to

What is the "select when" syntax for?

What is the right way to work with DB and DB connection pool?

Kemal framework - undefined constant HTTP::FormData

404 GET / When index.html is available

Crystal C binding, simple hello world example.

Piping output of shell command to grep causes "grep: write error"

How to save console output to string in crystal?

Crystal: how to copy String::Builder s to each other

Crystal: a good way for method options

Crystal: abstract static method

Embedded Crystal variables in templating

Write binary data to stdout in Crystal

Set attribute of type "Class" to define it as Int32, String, Float64

Convert hex string to int in Crystal

Application server for Crystal web app / Kemal

Crystal C bindings: return type char*

Crystal C bindings: argument const unsigned char **

How to parse data from POST request

How can I test private methods?

Crystal convert string to hash from response.body

Unable to compile after upgrade from crystal 0.19.4 to 0.20

Array of Union-type of Class.class and Struct.class

Crystal Fiber error - "Unhandled exception in spawn: SSL_shutdown: Operation now in progress (Errno)"

Crystal no overload matches 'Array(Type)#[]' with type (Int32 | Nil)

Reopening class or struct inside macro

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