Add some very old folders

Author: atupal

stackoverflow/part_of_my_answers/test.py

@@ -0,0 +1,7 @@
+def test():
+    """This line is longer than 80 chars, but , for me this is ok inside a DOCSTRING,
+    this one is shorter.
+    """
+
+    if 'This is toooooooooooooooooooooooooooooooooooo longggggggggggggggggggggggg':
+        print 'True'

stackoverflow/shebang_env_preferred_python_version.md

@@ -0,0 +1,62 @@
+
+
+link: http://stackoverflow.com/questions/18993438/shebang-env-preferred-python-version
+
+
+```sh
+#!/bin/sh
+''''which python2 >/dev/null && exec python2 "$0" "$@" # '''
+''''which python  >/dev/null && exec python  "$0" "$@" # '''
+```
+
+```sh
+#!/bin/bash
+pfound=false; v0=2; v1=6
+for p in /{usr/,}bin/python*; do  
+  v=($(python -V 2>&1 | cut -c 7- | sed 's/\./ /g'))
+  if [[ ${v[0]} -eq $v0 && ${v[1]} -eq $v1 ]]; then pfound=true; break; fi
+done
+if ! $pfound; then echo "no suitable python version (2.6.x) found."; exit 1; fi
+$p - $* <<EOF
+
+PYTHON SCRIPT GOES HERE
+
+EOF
+```
+
+```sh
+#!/bin/sh
+''''exec python -u -- "$0" ${1+"$@"} # '''
+```
+
+```sh
+#!/bin/sh
+''':'
+exec python -tt "$0" "$@"
+'''
+# The above shell shabang trick is more portable than /usr/bin/env and supports adding arguments to the interpreter (python -tt)
+```
+
+link: http://stackoverflow.com/questions/12070516/conditional-shebang-line-for-different-versions-of-python?lq=1
+
+```sh
+#!/bin/sh
+# -*- mode: Python -*-
+
+""":"
+# bash code here; finds a suitable python interpreter and execs this file.
+# prefer unqualified "python" if suitable:
+python -c 'import sys; sys.exit(not (0x020500b0 < sys.hexversion < 0x03000000))' 2>/dev/null \
+    && exec python "$0" "$@"
+for pyver in 2.6 2.7 2.5; do
+    which python$pyver > /dev/null 2>&1 && exec python$pyver "$0" "$@"
+done
+echo "No appropriate python interpreter found." >&2
+exit 1
+":"""
+
+import sys
+print sys.version
+```
+
+link: https://github.com/apache/cassandra/blob/trunk/bin/cqlsh