fix (zshrc): decrease KEYTIMEOUT for another key to be pressed

zshrc

@@ -3,6 +3,10 @@ if [[ ! -o interactive ]]; then
   return
 fi
 
+# Timeout, in hundredths of seconds, when reading bound multi-character
+# sequences (default is 0.4 sec.)
+KEYTIMEOUT=1
+
 # List of non-alphanumeric characters considered part of a word
 export WORDCHARS='*?_-.[]~=&;!#$%^(){}<>'
 
@@ -11,6 +15,7 @@ export LESSHISTFILE=/dev/null
 
 # Disable features like shell or pipe commands and more in less
 export LESSSECURE=1
+
 # completion system
 autoload -U compinit; compinit
 
@@ -32,6 +37,10 @@ zstyle ':vcs_info:*' formats '%b'
 # Disable beeping on errors
 unsetopt BEEP
 
+# Define size for HISTSIZE and SAVEHIST also define path for HISTFILE
+HISTSIZE=8192
+SAVEHIST=8192
+
 # Make cd push the old directory onto the directory stack
 setopt AUTO_PUSHD