The Crystal Programming Language Forum

Help & Support


Topic Replies Activity
About the Help & Support category 1 December 6, 2018
Crystal compiler utilizes 500MB~ ram after compiling is complete 4 January 22, 2020
Specifying the version of Crystal in Homebrew 6 January 20, 2020
Determining runtime OS? 5 January 20, 2020
How to detect Arithmetic Overflow exceptions 4 January 17, 2020
Check for new received message in HTTP::Websocket 6 January 16, 2020
When crystal-lang 1.x will be released? 32 January 16, 2020
Pack / Unpack methods 3 January 15, 2020
State & Plans of GUI development with Crystal 9 January 14, 2020
Confusing type error 3 January 13, 2020
Why are types acting different with ivars vs local variables? 3 January 12, 2020
Is there a redis client library with support for streams? 6 January 12, 2020
Wanted: vertical alignment for VS Code 5 January 11, 2020
Js and java are faster in my test, how can that be? 21 January 11, 2020
Error: can't define def inside def 4 January 6, 2020
Crystal equivalent of Ruby's strscan? 3 January 6, 2020
Error: can't cast UInt32 to UInt8 5 January 4, 2020
How to require file via absolute and relative paths in Crystal? 2 January 4, 2020
URI.encode single parameter 3 January 1, 2020
Grok.cr - regexes for mere mortals 1 December 30, 2019
Why is a space necessary before : in method args? 11 December 30, 2019
Error: no such file or directory in reference to libLLVM8.so 9 December 28, 2019
Struggling to learn Crystal from the language reference -- do I need to learn Ruby to learn Crystal? 13 December 28, 2019
Crystal's take on Ruby's require/include? 1 February 3, 2019
String to named tuple 4 December 27, 2019
How are Arrays of Structs initialized? Am I going about this right? 4 December 27, 2019
How to serialize a struct from any type? 4 December 26, 2019
Write same content to gzip file with different times get different size of gz file 3 December 24, 2019
mmap(PROT_NONE) failed 1 December 24, 2019
Arithmetic overflow (OverflowError) when Gzip::Writer 3 December 24, 2019