dginev’s gists

dginev / badgy.md

Created June 21, 2016 18:05

dginev / pathological_math_error.tex

Created May 5, 2016 18:10

A pathological error in writing latex math

	Chicken chicken chicken chicken chicken chicken chicken chicken chicken: chicken chicken, chicken chicken chicken, chicken $x \in $\mathbb{R}$^n$, chicken a chicken chicken chicken, chicken $y in $\mathbb{R}$$.


	Chicken chicken chicken chicken chicken chicken chicken chicken chicken chicken, chicken chicken chicken chicken chicken chicken chicken chicken.


	Chicken chicken a chicken chicken chicken chicken chicken chicken chicken chicken chicken chicken chicken. Chicken
	chicken chicken chicken chicken chicken chicken chicken chicken chicken chicken chicken chicken
	chicken chicken chicken chicken chicken. Chicken chicken chicken chicken a chicken chicken-
	chicken chicken chicken chicken chicken chicken chicken chicken chicken chicken chicken: chicken chicken chicken a chicken-

dginev / defconstructor_mocks.rs

Created March 17, 2016 23:29

Mocks for DefConsturctors

	// Old style:
	DefConstructor!("\emph{}", "<ltx:emph>#1</ltx:emph>");

	// New style:
	DefConstructor!("\emph{}", element!("ltx:emph", arg!(1)));

dginev / pg-travis-test-port.sh

Created February 19, 2016 22:26

	#!/bin/bash
	# copied from: https://gist.githubusercontent.com/petere/6023944/raw/pg-travis-test.sh
	# just changed the port
	set -eux

	sudo apt-get update

	packages="postgresql-$PGVERSION postgresql-server-dev-$PGVERSION postgresql-common"

	# bug: http://www.postgresql.org/message-id/[email protected]

dginev / strip_null_chars.rs

Created October 13, 2015 04:52

Remove NULL chars in Unicode strings

	extern crate regex;
	use regex::Regex;

	fn main() {
	let test = "\u{123}\u{000}\u{143}\u{00}";
	let no_nulls_regex = Regex::new(r"\x00").unwrap();
	println!("Before: {:?}", test);
	let sanitized = no_nulls_regex.replace_all(test,"");
	println!("Sanitized: {:?}", sanitized);
	}

dginev / authorea_errors.txt

Created October 6, 2015 20:18 — forked from michaelaye/authorea_errors.txt

Authorea PDF export check

	Article used:

	https://www.authorea.com/users/8658/articles/80034/_show_article

	Updated for TeX exporter 8.31b

	Article: OK

	APA style:
	Use of \@year@ doesn't match its definition.

dginev / fetch_vec.rs

Created September 30, 2015 21:42

Trying to clone an owned Vec out of a shared Arc<Mutex<Vec>>

	fn fetch_vec<T>(vec_arc: &Arc<Mutex<Vec<T>>>) -> Vec<T> {
	let mut vec_mutex_guard = vec_arc.lock().unwrap();
	let fetched_vec : Vec<T> = vec_mutex_guard.deref().clone();
	vec_mutex_guard.clear();
	fetched_vec
	}

dginev / utf8_truncate.rs

Created September 29, 2015 04:10

UTF8 safe truncate for Rust strings

	fn utf8_truncate(input : &mut String, maxsize: usize) {
	let mut utf8_maxsize = input.len();
	if utf8_maxsize >= maxsize {
	{ let mut char_iter = input.char_indices();
	while utf8_maxsize >= maxsize {
	utf8_maxsize = match char_iter.next_back() {
	Some((index, _)) => index,
	_ => 0
	};
	} } // Extra {} wrap to limit the immutable borrow of char_indices()

dginev / manager.rs

Created August 25, 2015 14:33

Naive and broken TaskManager

	impl TaskManager {
	pub fn start<'manager>(&'manager self) -> Result<(), Error> {
	// We'll use some local memoization shared between source and sink:
	let mut services: HashMap<String, Option<Service>> = HashMap::new();
	let mut queues : HashMap<String, Vec<Task>> = HashMap::new();

	// First prepare the source ventilator
	let source_port = self.source_port.clone();
	let source_queue_size = self.queue_size.clone();
	let source_backend_address = self.backend_address.clone();

dginev / log.txt

Created July 14, 2015 13:29

cargo build for libarchive-sys

	/home/dreamweaver/.cargo/registry/src/github.com-0a35038f75765ae4/libarchive-sys-0.0.2/src/lib.rs:93:22: 93:35 error: use of unstable library feature 'box_raw': may be renamed or moved out of Box scope
	/home/dreamweaver/.cargo/registry/src/github.com-0a35038f75765ae4/libarchive-sys-0.0.2/src/lib.rs:93 let mut rc = Box::from_raw(_client_data as *mut ReadContainer);
	^~~~~~~~~~~~~
	/home/dreamweaver/.cargo/registry/src/github.com-0a35038f75765ae4/libarchive-sys-0.0.2/src/lib.rs:93:22: 93:35 help: add #![feature(box_raw)] to the crate attributes to enable
	/home/dreamweaver/.cargo/registry/src/github.com-0a35038f75765ae4/libarchive-sys-0.0.2/src/lib.rs:96:9: 96:29 error: use of unstable library feature 'box_raw': renamed to Box::into_raw
	/home/dreamweaver/.cargo/registry/src/github.com-0a35038f75765ae4/libarchive-sys-0.0.2/src/lib.rs:96 std::boxed::into_raw(rc);

Deyan Ginev dginev