nikkatsa

package com.nikoskatsanos.benchmarks.loops;

import java.util.ArrayList;
import java.util.List;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.Scope;
import org.openjdk.jmh.annotations.State;
import org.openjdk.jmh.infra.Blackhole;
import org.openjdk.jmh.runner.Runner;
import org.openjdk.jmh.runner.RunnerException;

nikkatsa

function setJDK() {

    local USAGE="Usage: setJDK [-v \${JDK_VERSION}] [-d \${JDK_DISTRIBUTION}]"

    local OPTIND v d
    while getopts "v:d:" OPTION; do
        case "$OPTION" in
            v)
                local version=$OPTARG
                ;;

nikkatsa

function listJDKVendors() {
    echo "$($java_home -V 2>&1 | tr ' ' '\0' | tr '\t' ' ' | cut -d ' ' -f2,1)"
}

nikkatsa

function listJDKs() {
    echo "$($java_home -V 2>&1)"
}

nikkatsa

:w  = Write the file, save any changes
:w! = Force right the file, when the file is read-only, but the user has write permissions on it, this forces a write
:q! = The infamous quite force command (enter stackoverflow link here)
:set hlsearch = Add highlighting for any search terms that are found 
:syntax enable = Enable syntax highlighting
:set syntax ${syntax} = VIM has lots of pre defined syntaxts
:set number = Set line numbers 
:e . = VIM can act as a dir tree viewer and file navigation. This is a really cool feature
:options = Show all options 
:set = Diff of options to their default values   

nikkatsa

/${searchTerm} = Search for ${searchTerm}
n = find the next match
N = find the previous match 
f${char} = Find the next occurance of character ${char}

nikkatsa

yy = Copy the entire line
y = Copy the selection (Use 'v' or 'V' to select some text or a line)
d = Cut
D = Cut the entire line
p = Paste whatever is at the clipboard before the cursor 
P = Paste whatever is at the clipboard after the cursor

nikkatsa

i = Switch to insert mode and start inserting characters at the cursor's position
a = Switch to insert mode and start appending characters from the next cursor position
x = Delete the character under the cursor
dd = Delete the entire line
o = Insert and empty line and start appending on it
cw = Delete the word under cursor and start appending new character. This operation is useful when the user wants to change a word
v = Enter the visual mode, in order to select characters
V = Enter the visual mode and select the entire row

nikkatsa

w = Move one word at a time
W = Move a continuous block of characters
[1-9]w = Move n words

nikkatsa

gg = Go to the top of the file
G  = Go to the end of the file
^  = Go to the beginning of a line
$  = Go to the end of a line