ruby: count from 1, not 0 (I think its very important to think about the name)

add static_var snippet

UltiSnips/ruby.snippets

@@ -432,8 +432,8 @@ end
 endsnippet
 
 snippet dov "do |<key>| ... end" i
-do |${0:v}|
+do |${1:v}|
-	$1
+	$2
 end
 endsnippet
 

snippets/php.snippets

@@ -405,3 +405,10 @@ snippet aw
 	array_walk($${1:foo}, function(&$${2:v}, $${3:k}) {
 		$$2 = ${4};
 	});
+
+# static var assign once
+snippet static_var
+	static $${1} = null;
+	if (is_null($$1)){
+		$$1 = ${2};
+	}

snippets/ruby.snippets

@@ -422,8 +422,8 @@ snippet do
 # not be worth adding another snippet. should 0/1 placeholders change order?
 # its a good idea to think about the var name, so use it first
 snippet dov
-	do |${0:v}|
+	do |${1:v}|
-		${1}
+		${2}
 	end
 snippet :
 	:${1:key} => ${2:"value"}${3}