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怎么实现代码块 - App应用开发 - 清泛IT社区，为创新赋能！
怎么将图片中的程序用代码块的方式实现， 播放图片动画你好，把这 6 张图片放到一个列表中，定义一个全局变量存计数的值，计时事件中这个值对 6 进行取模，+1 去拿列表中的图片，任意代码块中设置图像.图片为列表中拿出...
生日提醒(网络版)App（全国中学生挑战赛2等奖） - .aia 案例源码 - 清泛IT...
可以录入并提醒生日，使用网络微数据库：
屏幕数量10+，代码很多，请自行研究，学习交流用~
AppInventor2文本输入框下面的横线怎么去掉？ - App应用开发 - 清泛IT社区...
Q：你好，文本输入框下面这条横线怎么去掉呢？
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这个属于系统本身的样式，待研究一下。。。
将文本输入框的“背景颜色”设置为“透明”即可实现输入框下面横线的隐藏：
效果参考如下：
（...
为什么切换笔记到文本框显示会出现乱码？ - App应用开发 - 清泛IT社区，为...
转：有会员提问，自己的笔记功能出现乱码如何解决？
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A：其实都不用去看具体代码，这里用的是“网络微数据库”，然后用的是默认参数，即MIT服务器，它不支持中文，就这么简单！
换国内的服务器就好...
How do I inspect the view hierarchy in iOS?
Is there a GUI tool that inspects the view hierarchy of an iOS app? I'm thinking about Webkit's web inspector or similar tools. I'm looking to debug layout issues, like views having the wrong position or size, or a child not being properly contained in its parent. Currently I have to add asserts tha...
Is there a way to get version from package.json in nodejs code?
Is there a way to get the version set in package.json in a nodejs app? I would want something like this
19 Answers
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SmtpException: Unable to read data from the transport connection: net_io_connectionclosed
...TTLS became the standard for SMTP encryption. Unfortunately, as it always happens when a new standard is implemented, there is a hodgepodge of compatibility with all the clients and servers out there.
In my case, my user was trying to connect the software to a server that was forcing an immediate S...
How do I format a date in Jinja2?
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There are two ways to do it. The direct approach would be to simply call (and print) the strftime() method in your template, for example
{{ car.date_of_manufacture.strftime('%Y-%m-%d') }}
Another, sightly better approach would be to define your own filter, e.g.:...
Is there a unique Android device ID?
...ng ANDROID_ID in hash in first answer about because it may not be set when app is first run, may be set later, or may even change in theory, hence unique ID may change
– user604363
Feb 5 '11 at 17:06
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Why do people use Heroku when AWS is present? What distinguishes Heroku from AWS? [closed]
I'm a beginner RoR programmer who's planning to deploy my app using Heroku. Word from my other advisor friends says that Heroku is really easy, good to use. The only problem is that I still have no idea what Heroku does...
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