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--- software [2021/02/20 03:39] – created - external edit 127.0.0.1
+++ software [2022/09/16 23:00] (current) – [Architecture] jhagstrand
@@ Line 13: / Line 13: @@
 Data architecture
-data structures
+  * data structures
-self-describing
+  * self-describing
-table, columnar, tabbed, csv
+  * table, columnar, tabbed, csv
-related tables, relational db
+  * related tables, relational db
-xml
+  * xml
-object-oriented
+  * object-oriented
+Software architecture
+Distributed systems
+  * master-slave
+  * peer-to-peer
+  * client-server
+Client-server systems for the web
+  * HyperText Transport Protocol (http) - implemented by Apache file server.  clients use html, css, and javascript, making async calls to the server to retrieve files.
+  * Async javascript and XML (ajax) - While http usually means downloading whole files. In an ajax architecture, the javascript can make multiple calls to custom programs written within Apache plugings to
+  * web sockets (ws) - implemented by a custom server.  Clients establish a synchronous connection with the server for a two-way conversation.
+linux daemon
+sockets, ipc, shared memory
+multiprocessing