homebrew woe

Error: uninitialized constant OS::Mac::Xcode

Please report this bug:

  https://docs.brew.sh/Troubleshooting

 

meant “nuke it, close terminal, install again” (closing terminal maybe not needed…maybe needed LOL)

crystal multi thread woe

all threads blocked on this:

 

Thread 14 (Thread 0x7f21bffff700 (LWP 1606)):
#0 get () at /root/crystal/src/atomic.cr:191
#1 lock () at /root/crystal/src/crystal/spin_lock.cr:8
#2 send_fiber () at /root/crystal/src/crystal/scheduler.cr:174
#3 enqueue () at /root/crystal/src/crystal/scheduler.cr:20
#4 0x000056444918aa5d in enqueue () at /root/crystal/src/crystal/scheduler.cr:39
#5 0x00005644491c664b in evented_close () at /root/crystal/src/io/evented.cr:172
#6 unbuffered_close () at /root/crystal/src/socket.cr:570
#7 0x00005644491df6e6 in process () at /root/crystal/src/http/server/request_processor.cr:87
#8 process () at /root/crystal/src/http/server/request_processor.cr:22
#9 handle_client () at /root/crystal/src/http/server.cr:497
#10 -> () at /root/crystal/src/http/server.cr:463
#11 0x00005644491a2565 in run () at /root/crystal/src/fiber.cr:255
#12 0x0000000000000000 in ?? ()

 

meant I had not put my change within a finally block:

 

crystal woe

I think this:

Undefined symbols for architecture x86_64:

  “_*Hash(Tuple(UInt64, Symbol), Bool)@Hash(K, V)#[]=<Tuple(UInt64, Symbol), Bool>:Bool”, referenced from:

      _*Array(String)@Array(T)#to_s<String::Builder>:Nil in A-rray40S-tring41.o

      _*Array(Tuple(String, Int32, Int32, Int32))@Array(T)#to_s<String::Builder>:Nil in A-rray40T-uple40S-5992430a1a7ef1627717adfb71332538.o

      _*Array(UInt8)@Array(T)#to_s<String::Builder>:Nil in A-rray40U-I-nt841.o

  “_*Hash(Tuple(UInt64, Symbol), Bool)@Hash(K, V)#[]?<Tuple(UInt64, Symbol)>:(Bool | Nil)”, referenced from:

      _*Array(String)@Array(T)#to_s<String::Builder>:Nil in A-rray40S-tring41.o

meant “you don’t got a to_s method”?? 😐

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