Update cheatsheets

xh

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# xh
+
+> Friendly and fast tool for sending HTTP requests.
+> More information: <https://github.com/ducaale/xh>.
+
+- Send a GET request:
+
+`xh {{httpbin.org/get}}`
+
+- Send a POST request with a JSON body (key-value pairs are added to a top-level JSON object - e.g. `{"name": "john", "age": 25}`):
+
+`xh post {{httpbin.org/post}} {{name=john}} {{age:=25}}`
+
+- Send a GET request with query parameters (e.g. `first_param=5&second_param=true`):
+
+`xh get {{httpbin.org/get}} {{first_param==5}} {{second_param==true}}`
+
+- Send a GET request with a custom header:
+
+`xh get {{httpbin.org/get}} {{header-name:header-value}}`
+
+- Make a GET request and save the response body to a file:
+
+`xh --download {{httpbin.org/json}} --output {{path/to/file}}`