crystal-lang

Are there any HTML parsing libraries?

can't use instance variables at the top level

Define instance method with “macro inherited” in Crystal 0.21.1

404 GET / When index.html is available

Are there alternatives to begin/end with stricter scope?

Crystal C binding, simple hello world example.

Piping output of shell command to grep causes “grep: write error”

How to get the next n bits with Crystal

Unhandled exception in spawn

How to save console output to string in crystal?

Iterate union type in a macro

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?

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

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

Kemal framework - undefined constant HTTP::FormData

Crystal: How can I find the SHA256 hash of a binary value?

Crystal return negative number when using .. between two positives

How does one serve a file?

crystal db: preparse query *args, resulting in query string without placeholder?

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

Get instance property instead of undefined method

Embedded Crystal variables in templating

Crystal: a good way for method options

Crystal: abstract static method

Type checking in Crystal

Condition over object's type

Crystal C bindings: argument const unsigned char **

Crystal C bindings: return type char*

Make Class member attribute of type Array(T) accept 2D arrays of T

JSON.mapping if “root” attribute has inherit keys

Crystal C bindings: using fopen

Define Class object validations

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

Set both default attribute and type of attribute

How can I test private methods?

Write binary data to stdout in Crystal

Unable to compile after upgrade from crystal 0.19.4 to 0.20

Application server for Crystal web app / Kemal

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

Convert hex string to int in Crystal

Crystal convert string to hash from response.body

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

Crystal method return multiple values

Reopening class or struct inside macro

define method with UInt8 variable

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

Crystal function gets not waiting for user input

How to parse data from POST request

Read a single char from stdin without pressing enter

What object receives #puts in my Crystal programs?

Avoid repeating variable name in assignation

Sharing variables between different macros

passing json to a superclass using .from_json

execution of command failed with code: 1: `cc -o "/root/.cache/crystal/var-app-staging-new-http.cr

How to use union in “if” statement [Crystal]

How to convert a hex string to bytes array in Crystal?

is INSTANCE = new in class is run after compilation automatically or the first time it is accessed?

Crystal lang: understanding method return type of Void


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Related Links

Unable to compile after upgrade from crystal 0.19.4 to 0.20
Application server for Crystal web app / Kemal
Crystal Fiber error - “Unhandled exception in spawn: SSL_shutdown: Operation now in progress (Errno)”
Convert hex string to int in Crystal
Crystal convert string to hash from response.body
Crystal no overload matches 'Array(Type)#[]' with type (Int32 | Nil)
Crystal method return multiple values
Reopening class or struct inside macro
define method with UInt8 variable
Array of Union-type of Class.class and Struct.class
Crystal function gets not waiting for user input
How to parse data from POST request
Read a single char from stdin without pressing enter
What object receives #puts in my Crystal programs?
Avoid repeating variable name in assignation
Sharing variables between different macros

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