我正在开发一个组件,它有一个可选子组件。 <template>
<div>
<child-component :propA="valueOfA"/> <!-- this child will certainly appear -->
<optional-child-component :propB="valueOfB" /> <!-- this child may not appear -->
</div>
</template> 这是
我在Firebase函数/日志中不断收到此错误消息 dialogflowFirebaseFulfillment
TypeError: handler is not a function
at cloudFunction (/srv/node_modules/firebase-functions/lib/providers/https.js:57:9)
at /worker/worker.js:783:7
at /worker/worker.js:766:11
at _combinedTickCallback (internal/process/next_ti
我正在创建一个网站,用户可以在这里回答有关数学的问题。我的jQuery脚本中有if语句来确定答案是否正确。
简化的伪代码给出了一般的概念:
If total = txt_total.val {
// answer is correct
} else if total != txt_total.val {
// answer is incorrect
}
我的问题是..。如何在这些if语句中增加我的数据库中的字段(即,如果用户回答正确,则增加“正确”字段,其中user_id = user_id)
我相信它可能以某种方式涉及Ajax?我看到了一些关于通过单击按钮来更新数据库字
我得到了这个错误:
[01:10:42] E/launcher - The path to the driver executable must be set by the webdriver.chrome.driver system property; for more information, see https://github.com/SeleniumHQ/selenium/wiki/ChromeDriver. The latest version can be downloaded from http://chromedriver.storage.googleapis.com/ind
我的安全规则非常简单。我有两个集合- riders和races
riders:只能在用户登录时读取或写入
races:可以由未经身份验证的用户读取;在用户登录时写入。
service cloud.firestore {
match /databases/{database}/documents {
// restrict read/write on all to authenticated
match /{document=**} {
allow read, write: if request.auth != null;
gitlab的容器注册表()文档提供了一个配置示例,其中包含以下说明:
- docker login -u gitlab-ci-token -p $CI_BUILD_TOKEN registry.example.com
下面是这样的解释:
You have to use the credentials of the special gitlab-ci-token user with its password stored in $CI_BUILD_TOKEN in order to push to the Registry connected to your project. This all