Add timeout for CDN link loading: implement timeout mechanism in Head tag

I'm using a CDN to load some styles. For machines without configured proxy it works fine. But sometimes people may use a proxy to connect to a web page that the CDN cannot resolve, causing the page to take a long time to load or not load at all unless the user forces a refresh. Is there a way to spe...

P粉709307865 2023-09-11 17:44:04 0 1 204

Vue + Tailwind: Themeable profile page

I want to create an app (similar to a social network) that lets users sign up and enter a bunch of profile information. Thereafter, the user can select a theme (from a set of predefined themes) to display this information to other users viewing the profile. This is very similar to Shopify’s storefro...

P粉155710425 2023-09-03 14:50:24 0 1 273

A guide to deploying Jupyter notebooks on Kubernetes

Here are the requirements: Mysql, JupyterNotebook (Both should be on Kubernetes cluster) I need to use JupyterNotebook to run the machine learning model, get data from Mysql database and the whole task needs to be scheduled in Kubernetes cluster environment (just like cron scheduling ). I'm new to K...

P粉710478990 2023-08-29 18:05:19 0 1 202

The employment dilemma faced by high school students who learn PHP by themselves

I only have a high school education, and as a fresh graduate I have been doing backbreaking physical labor. Later, I felt unwilling to accept it and went to a training institution to study. However, after two-thirds of the study, I couldn't persist due to financial reasons (I was really helpless at ...

..... 2018-04-28 23:55:37 5 61 7980

javascript - Is there a way to get the video resources on the app side?

When the product details are opened on the mobile Taobao side, a video is loaded, but there is no such video on the PC browser. \Is there a real simulated mobile phone environment on the computer to open this link and obtain this video resource (obviously, Taobao has restrictions)? Or use fiddler to...

ringa_lee 2017-06-28 09:28:01 0 1 442

linux - What is the relationship between cgroups and rlimit?

Both of these have the function of limiting process resources, but rlimit is two system calls, which seems to be more low-level. Does the implementation of cgroup use rlimit? Or is there no relationship between the two and they are two independent mechanisms?

PHP中文网 2017-05-31 10:38:05 0 1 624

javascript - Is it practical to ajax the collected access information to the server when the web page is closed? ?

I want to ajax the collected access information to the server when the web page is closed. Is it practical? ? The approximate code structure is as follows: {code...} The question is, is it practical to use window.onbeforeunload to trigger ajax? What if the user's phone is stuck or there is something...

天蓬老师 2017-05-19 10:25:34 0 1 460

javascript - webapp js countdown problem

Now I encounter such a problem: {Code...} I want to make a component or function that can solve all the countdown problems on the page, but my idea is stuck. I wonder if the experts have any good ideas? Solutions, or information? Thank you! Supplementary question: I am debugging the timer on my mobi...

某草草 2017-05-19 10:14:09 0 2 634

c - What technologies are needed to understand PHP source code?

I am a C language self-learner and WEB developer with a non-computer science background. I have been doing PHP development for a while. I recently wanted to learn PHP extension development and found that the relevant tutorial articles covered various PHP source code levels. For example, zval data st...

为情所困 2017-05-16 13:13:56 0 2 528

前端 - 有没有用angularjs 做的网站啊？

我想用angular做web前端应该做的部分，有没有什么好的资源或者网站可以临摹，因为学习了angular没有机会进行实战，公司也就只有我一个前端，所以想找个临摹下

ringa_lee 2017-05-15 16:58:33 0 10 767

objective-c - 请教一个macosx开发的问题

想学习macosx开发，目前都是ios开发的多，有几个问题：1.学习完object-c后，应该从哪里入手学习？2.有哪些macosx界面开发（不是ios）的资源，如书籍（新点的）或者网站推荐？3.对于macosx程序的结构不是很清楚，...

高洛峰 2017-05-02 09:21:45 0 1 365

docker虚拟机运行时的主线程崩溃或者资源占有量过大，该如何应对这种情况

如果一个使用docker技术的应用上线之后，运行时docker主线程崩溃了，其他运行的docker镜像就会随之挂掉，如何避免这种情况发生，如果发生了，有什么补救办法。新人一只。。

巴扎黑 2017-04-21 11:15:48 0 1 449

java - app或者微信也公用这套后端代码可以吗？还是重写一套后端代码呢？

我现在做了一个类似投资理财的网站（pc端耳朵），有假数据，我想在app或者微信也公用这套后端代码可以吗？还是重写一套后端代码呢？pc和app微信各一套，如果就公用一套，我现在的后端代码怎么给app展现数据？？没...

高洛峰 2017-04-18 10:47:48 0 2 457

objective-c - iOS 金融类app审核

公司要上线更新加一个金融类功能，这是和另一个公司合作的，就是在我们app内插入一个模块是合作公司的贷款业务，我看网上审核标准里有：“开发者的名字必须与APP内的金融机构名字保持一致，否则会被拒。”，这种怎...

伊谢尔伦 2017-04-18 09:43:50 0 0 349

python - django一个数据库给多个站点使用?高手前来挑战

这是参考资料:http://python.usyiyi.cn/djang...我想要实现的功能就是文档里面说的那样: A站 和 B站 是同一家机构运营的。A站 关注新闻，而 B站 关注当地的环境问题。但是有时编辑需要发布同一篇文章到两个站点。...

黄舟 2017-04-18 09:15:11 0 1 142

python - 如何画好一个框架设计图.

做开发有1年多了，一直没画过框架图，今天第一次画，百度上面照猫画虎搞了一套。发出来给大家看看。那里画的不对给指导下。或者推荐点这方面的教程资料。 结构图形地址https://www.processon.com/view/56b6276de4...

伊谢尔伦 2017-04-17 17:24:14 0 2 244

android - 目前有个需求 要在listview的每个item中实现一个倒计时功能 希望大家能帮我指点迷津

1 倒计时功能可以通过 Timer或者Handler操作完成，这两个方法哪个节省资源？担心item比较多的情况2 手机锁屏或者退出程序的情况下，以上两种方法是否能继续计时？我的思路是开一个service后在里面跑一个子线程完...

黄舟 2017-04-17 16:52:10 0 4 327

语言 - 怎么样才能算精通 Python？

大家对于精通或者熟练 Python 的标准是什么，是精通多线程，多进程编程以及其同步机制，熟悉 Python 解释器的内部构造，对 Django，Scraphy，SqlAlchemy 等流行框架都有所了解和使用？

巴扎黑 2017-04-17 16:22:52 0 2 604

c++ - C引入开源库的编译步骤

目前我有一个C程序，想使用一个开源库h3，它的文件结构如下： 我引用了.h文件后，然后使用gcc报错找不到so文件。搜了很多资料后发现有提到需要先进行cmake，再使用cmake出来的文件。我在自己的机器上直接cmake ./...

黄舟 2017-04-17 15:39:29 0 1 443

java - 为什么手机内置浏览器无法播放非静态资源的视频？

注：该问题已找到问题根源，见下文“更新” 我现在有一个测试页面，以两种方式播放同一段视频，DOM结构如下： {代码...} video1是通过java后台来获取视频源， 而video2直接就是静态资源，这是二者的区别。 其中vide...

伊谢尔伦 2017-04-17 14:00:59 0 0 306