diff --git a/hackernews-async-ts-di/.vscode/launch.json b/hackernews-async-ts-di/.vscode/launch.json
new file mode 100644
index 0000000..893ddad
--- /dev/null
+++ b/hackernews-async-ts-di/.vscode/launch.json
@@ -0,0 +1,34 @@
+{
+  // 使用 IntelliSense 了解相关属性。
+  // 悬停以查看现有属性的描述。
+  // 欲了解更多信息，请访问: https://go.microsoft.com/fwlink/?linkid=830387
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "name": "Egg Debug",
+      "type": "node",
+      "autoAttachChildProcesses": true,
+      "console": "integratedTerminal",
+      "env": {
+        "NODE_ENV": "local"
+      },
+      "port": 9229,
+      "preLaunchTask": "watch",
+      "protocol": "auto",
+      "request": "launch",
+      "restart": true,
+      "runtimeArgs": [
+        "run",
+        "debug",
+        "--",
+        "--inspect-brk"
+      ],
+      "runtimeExecutable": "npm",
+      "skipFiles": [
+        // "${workspaceFolder}/node_modules/**/*.js",
+        "${workspaceFolder}/node_modules/rxjs/**/*.js",
+        "<node_internals>/**/*.js"
+      ]
+    }
+  ]
+}
diff --git a/hackernews-async-ts-di/.vscode/settings.json b/hackernews-async-ts-di/.vscode/settings.json
index db221e0..70074b4 100644
--- a/hackernews-async-ts-di/.vscode/settings.json
+++ b/hackernews-async-ts-di/.vscode/settings.json
@@ -5,9 +5,40 @@
       "when": "$(basename).ts"
     },
     "**/*.map": true,
+    "**/*.swp": true,
+    "**/.git": true,
+    "**/.DS_Store": true,
+    ".vscode": true,
+    ".git": true,
+    ".build": true,
+    ".githooks": true,
+    ".sourcemaps": true,
     "run": true,
     "logs": true,
     "out": true,
-    "node_modules": true
-  }
+    "node_modules": true,
+    "node_modules*": true,
+    "coverage": true,
+    "dist": true,
+    "platforms": true
+  },
+  "files.watcherExclude": {
+      "**/.git/objects/**": true,
+      "**/node_modules/**": true,
+      "**/node_modules*/**": true,
+      "coverage/**": true,
+      "dist/**": true
+  },
+  "files.trimTrailingWhitespace": true,
+  "search.exclude": {
+    "**/node_modules": true,
+    ".vscode/**": true,
+    ".build/**": true,
+    "out/**": true,
+    "i18n/**": true
+  },
+  "[markdown]": {
+    "files.trimTrailingWhitespace": false
+  },
+  "typescript.format.enable": true
 }
diff --git a/hackernews-async-ts-di/.vscode/tasks.json b/hackernews-async-ts-di/.vscode/tasks.json
new file mode 100644
index 0000000..95684c9
--- /dev/null
+++ b/hackernews-async-ts-di/.vscode/tasks.json
@@ -0,0 +1,50 @@
+{
+  // 有关 tasks.json 格式的文档，请参见
+  // https://go.microsoft.com/fwlink/?LinkId=733558
+  "version": "2.0.0",
+  "tasks": [
+    {
+      "label": "TypeScript compile",
+      "command": "tsc",
+      "args": [
+        "-p",
+        "."
+      ],
+      "problemMatcher": [
+        "$tsc"
+      ],
+      "type": "shell"
+    },
+    {
+      "label": "watch",
+      "command": "tsc",
+      "args": [
+        "-w",
+        "-p",
+        "."
+      ],
+      "isBackground": true,
+      "problemMatcher": [
+        "$tsc-watch"
+      ],
+      "type": "shell"
+    },
+    {
+      // Ctrl+Shift+B
+      "type": "npm",
+      "group": {
+        "kind": "build",
+        "isDefault": true
+      },
+      "presentation": {
+        "reveal": "silent"
+      },
+      "problemMatcher": [
+        "$eslint-stylish",
+        "$tsc",
+        "$tslint5"
+      ],
+      "script": "build"
+    }
+  ]
+}
diff --git a/hackernews-async-ts/.vscode/launch.json b/hackernews-async-ts/.vscode/launch.json
new file mode 100644
index 0000000..893ddad
--- /dev/null
+++ b/hackernews-async-ts/.vscode/launch.json
@@ -0,0 +1,34 @@
+{
+  // 使用 IntelliSense 了解相关属性。
+  // 悬停以查看现有属性的描述。
+  // 欲了解更多信息，请访问: https://go.microsoft.com/fwlink/?linkid=830387
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "name": "Egg Debug",
+      "type": "node",
+      "autoAttachChildProcesses": true,
+      "console": "integratedTerminal",
+      "env": {
+        "NODE_ENV": "local"
+      },
+      "port": 9229,
+      "preLaunchTask": "watch",
+      "protocol": "auto",
+      "request": "launch",
+      "restart": true,
+      "runtimeArgs": [
+        "run",
+        "debug",
+        "--",
+        "--inspect-brk"
+      ],
+      "runtimeExecutable": "npm",
+      "skipFiles": [
+        // "${workspaceFolder}/node_modules/**/*.js",
+        "${workspaceFolder}/node_modules/rxjs/**/*.js",
+        "<node_internals>/**/*.js"
+      ]
+    }
+  ]
+}
diff --git a/hackernews-async-ts/.vscode/settings.json b/hackernews-async-ts/.vscode/settings.json
index 25fa621..70074b4 100644
--- a/hackernews-async-ts/.vscode/settings.json
+++ b/hackernews-async-ts/.vscode/settings.json
@@ -1,3 +1,44 @@
 {
-  "typescript.tsdk": "node_modules/typescript/lib"
+  "files.exclude": {
+    "USE_GITIGNORE": true,
+    "**/*.js": {
+      "when": "$(basename).ts"
+    },
+    "**/*.map": true,
+    "**/*.swp": true,
+    "**/.git": true,
+    "**/.DS_Store": true,
+    ".vscode": true,
+    ".git": true,
+    ".build": true,
+    ".githooks": true,
+    ".sourcemaps": true,
+    "run": true,
+    "logs": true,
+    "out": true,
+    "node_modules": true,
+    "node_modules*": true,
+    "coverage": true,
+    "dist": true,
+    "platforms": true
+  },
+  "files.watcherExclude": {
+      "**/.git/objects/**": true,
+      "**/node_modules/**": true,
+      "**/node_modules*/**": true,
+      "coverage/**": true,
+      "dist/**": true
+  },
+  "files.trimTrailingWhitespace": true,
+  "search.exclude": {
+    "**/node_modules": true,
+    ".vscode/**": true,
+    ".build/**": true,
+    "out/**": true,
+    "i18n/**": true
+  },
+  "[markdown]": {
+    "files.trimTrailingWhitespace": false
+  },
+  "typescript.format.enable": true
 }
diff --git a/hackernews-async-ts/.vscode/tasks.json b/hackernews-async-ts/.vscode/tasks.json
new file mode 100644
index 0000000..95684c9
--- /dev/null
+++ b/hackernews-async-ts/.vscode/tasks.json
@@ -0,0 +1,50 @@
+{
+  // 有关 tasks.json 格式的文档，请参见
+  // https://go.microsoft.com/fwlink/?LinkId=733558
+  "version": "2.0.0",
+  "tasks": [
+    {
+      "label": "TypeScript compile",
+      "command": "tsc",
+      "args": [
+        "-p",
+        "."
+      ],
+      "problemMatcher": [
+        "$tsc"
+      ],
+      "type": "shell"
+    },
+    {
+      "label": "watch",
+      "command": "tsc",
+      "args": [
+        "-w",
+        "-p",
+        "."
+      ],
+      "isBackground": true,
+      "problemMatcher": [
+        "$tsc-watch"
+      ],
+      "type": "shell"
+    },
+    {
+      // Ctrl+Shift+B
+      "type": "npm",
+      "group": {
+        "kind": "build",
+        "isDefault": true
+      },
+      "presentation": {
+        "reveal": "silent"
+      },
+      "problemMatcher": [
+        "$eslint-stylish",
+        "$tsc",
+        "$tslint5"
+      ],
+      "script": "build"
+    }
+  ]
+}