add simple IPC client and server examples

.gitignore

@@ -1,4 +1,5 @@
 .vscode/
+.DS_Store
 
 # Byte-compiled / optimized / DLL files
 __pycache__/

examples/ipc/simple_client.kg

@@ -0,0 +1,19 @@
+:" create the IPC server at port 8888 "
+cli::.cli(8888)
+
+:" get a reference to the server square function "
+sq::cli(:square)
+
+:" add the square function so it can be called by the client "
+.p("calling square function")
+.p(sq(5))
+
+:" get the dictionary reference to the server so we can call the square function directly "
+.p("getting dictionary client")
+d::.clid(cli)
+.p("retrieving square function from dictionary")
+sq2::d?:square
+.p("calling square function")
+.p(sq2(5))
+
+.clic(cli)

examples/ipc/simple_server.kg

@@ -0,0 +1,6 @@
+:" create the IPC server at port 8888 "
+.srv(8888)
+
+:" add the square function so it can be called by the client "
+square::{x*x}
+

examples/stocks/alpaca/update_data.kg

@@ -22,7 +22,7 @@ args:::{};{args,x,,y}'keys
 tc::.pyc(TradingClient;[];args)
 account::.pyc(tc,"get_account";[];:{})
 
-.d("cash: ");.p(.pyc(account,"cash";[];:{}))
+.d("cash: ");.p(.pya(account;"cash"))
 
 dc::.pyc(StockHistoricalDataClient;[];keys)
 tr::.pyc(StockLatestTradeRequest;[];:{["symbol_or_symbols" ["MSFT"]]})