Michael Sambol msambol

Twitter threads from @smdiehl on Crypto Skepticism

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

	// check version
	node -v \|\| node --version

	// list locally installed versions of node
	nvm ls

	// list remove available versions of node
	nvm ls-remote

	// install specific version of node

	- (BOOL)stringContainsEmoji:(NSString *)string {
	__block BOOL returnValue = NO;
	[string enumerateSubstringsInRange:NSMakeRange(0, [string length]) options:NSStringEnumerationByComposedCharacterSequences usingBlock:
	^(NSString substring, NSRange substringRange, NSRange enclosingRange, BOOL stop) {

	const unichar hs = [substring characterAtIndex:0];
	// surrogate pair
	if (0xd800 <= hs && hs <= 0xdbff) {
	if (substring.length > 1) {
	const unichar ls = [substring characterAtIndex:1];