--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/benchmark.rst	Mon Jul 27 14:37:46 2009 +0300
@@ -0,0 +1,13 @@
+-*- outline -*-
+
+* CPU.
+
+  http://www.cpubenchmark.net/
+
+* Video.
+
+  http://www.videocardbenchmark.net/
+
+* Hard drive.
+
+  http://www.harddrivebenchmark.net/

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cpp.rst	Mon Jul 27 14:37:46 2009 +0300
@@ -0,0 +1,12 @@
+-*- outline -*-
+
+* How to see macros expansion?
+
+** GCC.
+
+  $ cpp <file>.c
+
+** MSVC.
+
+  $ cl /E <file>.c
+

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/java.rst	Mon Jul 27 14:37:46 2009 +0300
@@ -0,0 +1,16 @@
+-*- outline -*-
+
+* Class version.
+
+See value of 6 and 8 bytes in .class file:
+
+  {0xCA, 0xFE, 0xBA, 0xBE, 0x00, minor, 0x00, major}
+
+major  minor Java platform version
+45       3           1.0
+45       3           1.1
+46       0           1.2
+47       0           1.3
+48       0           1.4
+49       0           1.5
+50       0           1.6