Ivan Zezyulya ivanzoid

## Golang filename without extension.go
package main

import (
	"strings"
	"path/filepath"
)

func fileNameWithoutExtension(fileName string) string {
	return strings.TrimSuffix(fileName, filepath.Ext(fileName))
}

## Golang make directory if not exists.go
package main

import "os"

func makeDirectoryIfNotExists(path string) error {
	if _, err := os.Stat(path); os.IsNotExist(err) {
		return os.Mkdir(path, os.ModeDir|0755)
	}
	return nil
}

## gist:8353510
NSMutableArray *indexPathsToDelete = [NSMutableArray new];

for (Object *object in newObjects)
{
	if (![currentObjects containsObject:object]) {
		int row = [newObjects indexOfObject:object];
		NSIndexPath *indexPath = [NSIndexPath indexPathForRow:row inSection:0];
		[indexPathsToDelete addObject:indexPath];
	}
}

## Linux show open ports.sh
sudo netstat -plnt

## Linux find.sh
# A find Tutorial and Primer: https://danielmiessler.com/study/find/

find . -name '*.jpg'

# find only directories
find . -name 'foo' -type d
# find only files
find . -name 'foo' -type f

## Linux create tarball.sh
tar cvf file.tar path
tar cvzf file.tar.gz path
tar cvjf file.tar.bz2 path

## ImageMagick determine image format.sh
identify -format '%[m]' file.jpg[0]

## ImageMagick determine image dimensions.sh
identify -format '%[fx:w]x%[fx:h]' file.jpg[0]

## Golang write string to file.go
package main

import "os"

func writeStringToFile(path string, s string) error {
	file, err := os.Create(path)
	if err != nil {
		return err
	}

## Golang shabang.go
//usr/bin/env go run $0 -- "$@"; exit $?
	package main

	import (
	"strings"
	"path/filepath"
	)

	func fileNameWithoutExtension(fileName string) string {
	return strings.TrimSuffix(fileName, filepath.Ext(fileName))
	}
	package main

	import "os"

	func makeDirectoryIfNotExists(path string) error {
	if _, err := os.Stat(path); os.IsNotExist(err) {
	return os.Mkdir(path, os.ModeDir\|0755)
	}
	return nil
	}
	NSMutableArray *indexPathsToDelete = [NSMutableArray new];

	for (Object *object in newObjects)
	{
	if (![currentObjects containsObject:object]) {
	int row = [newObjects indexOfObject:object];
	NSIndexPath *indexPath = [NSIndexPath indexPathForRow:row inSection:0];
	[indexPathsToDelete addObject:indexPath];
	}
	}
	# A find Tutorial and Primer: https://danielmiessler.com/study/find/

	find . -name '*.jpg'

	# find only directories
	find . -name 'foo' -type d
	# find only files
	find . -name 'foo' -type f
	tar cvf file.tar path
	tar cvzf file.tar.gz path
	tar cvjf file.tar.bz2 path
	package main

	import "os"

	func writeStringToFile(path string, s string) error {
	file, err := os.Create(path)
	if err != nil {
	return err
	}