summaryrefslogtreecommitdiffhomepage
diff options
context:
space:
mode:
authorMatt Doherty <matt.d.doc@gmail.com>2016-11-02 10:34:31 +0000
committerven <vendethiel@hotmail.fr>2016-11-02 11:34:31 +0100
commitfe5a751c42cf49c48a23807fdf6965eb411aab69 (patch)
tree0fdc6604bb83828d82e63c8661f7dca2660ce963
parente52cfdfde56f7fb62d55191f9737343e3175979b (diff)
fixed a typo and a broken external link (#2554)
-rw-r--r--kdb+.html.markdown7
1 files changed, 3 insertions, 4 deletions
diff --git a/kdb+.html.markdown b/kdb+.html.markdown
index ae132451..dc7a3500 100644
--- a/kdb+.html.markdown
+++ b/kdb+.html.markdown
@@ -6,9 +6,8 @@ contributors:
filename: learnkdb.q
---
-The q langauge and its database component kdb+ were developed by Arthur
-Whitney and released by Kx systems in 2003. q is a descendant of
-[APL](https://en.wikipedia.org/wiki/APL_(programming_language)) and as such is
+The q langauge and its database component kdb+ were developed by Arthur Whitney
+and released by Kx systems in 2003. q is a descendant of APL and as such is
very terse and a little strange looking for anyone from a "C heritage" language
background. Its expressiveness and vector oriented nature make it well suited
to performing complex calculations on large amounts of data (while also
@@ -698,7 +697,7 @@ first each (1 2 3;4 5 6;7 8 9)
/ their behaviour differs based on the number of arguments the function they
/ are modifying receives. Here I'll summarise some of the most useful cases
/ a single argument function modified by scan given 2 args behaves like "do"
-{x * 2}\[5;1] / => 1 2 4 8 16 3 (i.e. multiply by 2, 5 times)
+{x * 2}\[5;1] / => 1 2 4 8 16 32 (i.e. multiply by 2, 5 times)
{x * 2}/[5;1] / => 32 (using over only the final result is shown)
/ If the first argument is a function, we have the equivalent of "while"