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523 views

1 answer

swift - Crash on DidSet from external XIB

I have an external XIB that is @IBDesignable. Inside the view that shows this XIB, I have this outlet. @IBOutlet weak var ... ) } Any ideas what is going on? Thanks in advance....

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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529 views

1 answer

Vue中事件处理程序中如何获取绑定事件中的this（就是触发事件本身）

想要在vue中用@绑定的事件函数中获取绑定事件的元素大概代码如下 <li class="item" @click="changeTab"></li> <li class="item" @click="changeTab"></li> <li class=" ... 该如何在这里获取触发事件的li元素呢，因为this绑定了Vue对象 } } 望大神帮忙解答...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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450 views

1 answer

ios - How do I find app’s dSYM location for Google Firebase Crashlytics setup?

I'm trying to setup Google Crashlytics following this link and I'm at step 5: Where can I find the location for the ... .plist to be the in the same folder as the Built Products?...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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421 views

1 answer

PHP抽奖活动加内存锁,原理是什么?

PHP抽奖活动加内存锁,原理是什么?如何实现? public function acquire($key) { //如果需要同时获取两个锁 if ( is_array($key) && ... = LockConfig::LOCK_PREFIX . $key; return $this->_memcache->delete($lock_key); }...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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486 views

1 answer

请教下 vue 中 keep-alive 怎么保存子路由选择按钮的状态？

当我点击发布再切换回首页，上面新品的选中状态便没了；按照官方文档在router-view外包裹了keep-alive，同时路由中也设置了mate: {keepAlive: true}; 但上面那栏标签的选中状态还是会被重置推测 ... vue: 首页组件：最外层app.vue,首页和其他三个基本页面都被包裹在router-view中：没有用到vuex...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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469 views

1 answer

不知道服务器返回多大的数据，php的 socket_read()怎么接收完整数据？

如果服务器发送的数据总是超过了客户端所能承受的一次性接收最大字节数,客户端怎样才能判断接收的数据已经完整而不用再执行socket_read的操作，服务器返回的数据有多个/n组成。尝试过用while循环来读取服务器的数据，但是运行有问题。...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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358 views

1 answer

excel - Conditional Image Updating Doesn't Work When Calling a Module with Button Form Control

I have a sheet that contains .JPEG images that update based on the corresponding cell criteria. It is set up such that ... ... how do I work around this user form limitation?...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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367 views

1 answer

javascript 怎么改变一段字符串中的文字颜色

'测试文字测试文字测试文咳嗽字测试文字测试文字咳嗽测试文字测试文字测试文字测试文咳嗽字测试文字' 上面的文字测试用的，知道第一个和第三个咳嗽文字的位置，怎么改变这两个词的 ... :blank" id="bbb" contentEditable="true" width="100%" height="100%"></iframe> 目前用这个方法解决...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

382 views

1 answer

几个功能模块公用了部分代码，想修改其中一个功能，如何避免破坏其他功能

几个功能模块有部分代码是公用的，想修改其中一个功能，需要修改公用代码，在不确定哪些功能引用了这段代码的情况下，如何避免破坏其他功能...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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467 views

1 answer

火狐浏览器的数据展示问题我不知碰到什么快捷键了不能还原了

...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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342 views

1 answer

jquery - Save variables globally from radio input

Having the following htmt and function. I can't get var skinColor to save "light" or "dark" after i click my button. How do ... ("You must select a skin to continue."); break; } }...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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306 views

0 answers

vue2.x开发的weex项目如何打包

vue2.x开发的weex项目如何打包 vue2.x开发的weex项目能引入weex插件？...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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253 views

1 answer

c - Trying to read register values of a process from task_struct

Currently I'm able to find the register values for the program which was written, but not for other processes. ... I cannot seem to locate which element contains the registers....

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

361 views

1 answer

mysql查询某一行数据时崩溃？

公 ... ...