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lv10 / gist:8547663

Created January 21, 2014 20:24

Fetch Paper Names and Page Sizes for a Printer - Obj-C/C

	// ================================
	// COPrinterPaperSizes.h
	// ================================

	#import <Foundation/Foundation.h>

	#define PAPER_NAME @"paper_name"
	#define PAPER_SIZE @"paper_size"

	@interface COPrinterPaperSizes: NSObject

lv10 / gist:d9a94f6a949e65a9323a

Last active August 29, 2015 14:02

Delete duplicates from a table without primary key SQL

	DELETE FROM claim_rates
	WHERE ctid IN (SELECT
	ctid
	FROM (SELECT
	ctid,
	ROW_NUMBER()
	OVER (
	PARTITION BY claim_tag, rate_type, pricing_record_id
	ORDER BY claim_tag, rate_type, pricing_record_id) AS rnum
	FROM claim_rates) t

lv10 / combinations.c

Created December 8, 2015 22:29

Recursive Combinations Fomula implementation in C c(n,k)=c(n-1,k)+c(n-1,k-1)

	/*
	*
	* Recursive Combinations Fomula implementation in C
	* c(n,k)=c(n-1,k)+c(n-1,k-1)
	*
	* */

	long combine ( int n, int r )
	{
	if ( (n==r) \|\| (r==0) \|\| (n==0) )

lv10 / search_dict_key.py

Created December 20, 2018 16:02

Python Search key in a Nested Dictionaries

	def _recursive_key_path(dictionary, key_to_find, key_path=[]):
	if key_to_find in key_path:
	return key_path
	else:
	for key, value in dictionary.items():
	if key == key_to_find:
	key_path.append(key)
	return recursive(value, key_to_find, key_path)
	if isinstance(value, dict):
	key_path.append(key)

lv10 / Build VIM with python3

Last active November 25, 2023 23:42

Install Vim 8 with Python, Python 3 support on Ubuntu 20.04

	# make sure you don't have any soon to be forgotten version of vim installed
	$ sudo apt-get remove --purge vim vim-runtime vim-gnome vim-tiny vim-gui-common

	# Install Deps
	$ sudo apt-get install build-essential cmake
	$ sudo apt-get install python3-dev

	#Optional: so vim can be uninstalled again via `dpkg -r vim`
	$ sudo apt-get install checkinstall