initial commitHEADmaster

1 files changed, 14 insertions, 0 deletions

diff --git a/code/snippets/wait_for_each_process.rb b/code/snippets/wait_for_each_process.rb
new file mode 100644
index 0000000..ca14418
--- /dev/null
+++ b/code/snippets/wait_for_each_process.rb
@@ -0,0 +1,14 @@
+# We create 3 child processes.
+3.times do
+  fork do
+    # Each one sleeps for a random amount of number less than 5 seconds.
+    sleep rand(5)
+  end
+end
+    
+3.times do
+  # We wait for each child process to exit and print the pid that
+  # gets returned.
+  puts Process.wait
+end  
+