update

UltiSnips/javascript.snippets

@@ -12,6 +12,22 @@ snippet cl "console.log( ... )"
 console.log($0);
 endsnippet
 
+snippet cw "console.warn( ... )"
+console.warn($0);
+endsnippet
+
+snippet f "for (...)"
+for (let index=0; index < $1; index += 1) {
+	$0
+}
+endsnippet
+
+snippet fr "for (...)"
+for (let index=${1:0}; index ${2:<} $3; index ${4:+=} ${5:1}) {
+	$0
+}
+endsnippet
+
 snippet .fe "...forEach( ... );" i
 .forEach(($1) => {
 	$0

UltiSnips/markdown.snippets

@@ -8,14 +8,22 @@ snippet c "``` ..."
 endsnippet
 
 # latex
-snippet vec "vector"
+snippet vec "vector 1x2"
 \\begin{bmatrix} $1 \\\\ $2 \\end{bmatrix}$0
 endsnippet
 
-snippet mx "matrix"
+snippet vec3 "vector 1x3"
+\\begin{bmatrix} $1 \\\\ $2 \\\\ $3 \\end{bmatrix}$0
+endsnippet
+
+snippet mx "matrix 2x2"
 \\begin{bmatrix} $1 & $2 \\\\ $3 & $4 \\end{bmatrix}$0
 endsnippet
 
+snippet mx3 "matrix 3x3"
+\\begin{bmatrix} $1 & $2 & $3 \\\\ $4 & $5 & $6 \\\\ $7 & $8 & $9 \\end{bmatrix}$0
+endsnippet
+
 snippet lim "limit"
 \\lim{$1 \\to $2}$0
 endsnippet