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0 votes

480 views

1 answer

使用C语言对文本文件加密，算法函数先用最简单的遇到英文字符则以ASCII码+1 的规则进行加密，但现在的问题是，将所有的文本内容转换完成之后，文本末尾会有一段乱码，不知道问题在哪? //加密函数 void ... z') buffer[i] = buffer[i] + key; } } 还有两个函数一个是打开文件，一个是储存加密文件的...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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461 views

1 answer

Python：爬虫的中文编码问题？

爬取中文网页后正则匹配出中文，得打UTF-8的编码字符将其输出为.csv文件在.CSV中显示为乱码用记事本打开.csv又可以正常显示为中文有没有大神指点是怎么一回事？怎样才能在Excel里直接看到中文？...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

486 views

1 answer

transform: translateY(-50%)在360浏览器极速模式下使得文字变模糊了

图1（极速模式）图2（兼容模式）...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

299 views

1 answer

如何选择相同样式里的第n个标签

<!DOCTYPE html> <html> <head lang="en"> <meta charset="UTF-8"> <title></title> </head> <body> <div class="a"> <dd>test</dd ... ).eq(2).css("color","red"); </script> </body> </html>...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

393 views

1 answer

关于通过ajax获取数据return不出来的问题

function Ajax(page){ var dataAjax = new Object(); $.ajax({ type:"post", url:"http://www.mocky.io/v2/58c9fb1f0f0000f4206b8b59", async:false, ... ，我怀疑是请求数据时间太久了，query强行让ajax异步了？你们觉得呢...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

288 views

1 answer

javascript - Typescript Promise rejection type

How do I set the type of the rejection of my promise? Let's say I do: const start = (): Promise<string ... to have compiling error if I use the rejection response type incorrectly....

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

393 views

1 answer

求tp 不用query的写法

SELECT * from mysqapp_member_friend WHERE uid_a in (SELECT uid_b uid FROM mysqapp_member_friend WHERE uid_a=537 and iscircle=0 ... delstate='false') and bancircle=0 and uid_b=537...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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854 views

1 answer

vm centos虚拟机启动问题

1。系统环境虚拟机 vm安装的centos 2.出现的问题的启动时候一直卡在进度条满格的时候一直都不动。但是我能够切到ctrl+alt——F2～F6终端中，但是就是不能够显示界面，请问有什么方法可以解决吗？补充：centos安装的是界面版的在网上也搜了一些解决方法，但是都是无法启动界面状态的！求大神们。解救！希望不要给什么重现安装的建议。...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

393 views

1 answer

python - Scipy coo_matrix.max() alters data attribute

I am building a recommendation system using an open source library, LightFM. This library requires certain pieces of data to be in a ... .6.8. Scipy is 1.5.4. CentOS7. Thank you....

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

471 views

1 answer

如何实现字体颜色渐变？

...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

491 views

1 answer

Docker php adding Zip Extension

I am trying to install the Zip extension of my PHP container built from php:7.4-fpm-alpine This is what I am using in ... --with-libzip=/usr/include' returned a non-zero code: 1...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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203 views

1 answer

reactjs和angularjs的区别？？？

reactjs和angularjs的应用场景是相同的吗？我知道angularjs是为单页应用设计的框架，reactjs的设计初衷也是单页应用吗？现在前端开发倾向使用单页应用，单页应用程序有什么好处吗？前端菜鸟向各位大神请教...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

471 views

1 answer

树莓派怎样将wifi的网络共享给路由器的WAN口

树莓派怎样将wifi的网络共享给路由器的WAN口...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

252 views

1 answer

html - Bootstrap Carousel not scroll bug

for some time, my image slider no longer scrolls the images remains stuck on the first image while there are 3 which are supposed to ... >Next</span> </a> </div> </div> </div>...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

461 views

1 answer

HSQLDB command line shutdown no longer works after upgrade

On Ubuntu 18.04, I was able to shut down a running HSQLDB instance in server mode with the following one-liner: java ... I shut down a running HSQLDB instance from a shell script?...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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339 views

1 answer

关于angularjs中directive中scope只在页面加载时运行的问题

在controller中有一个ngclick的函数定义，在定义函数中设置$scope.xx的值，并最后执行$scope.$apply();但是对应的directive的link中alert(JSON.stringify($scope.data) ... ="performance-radar" data="data"></radar> 真的很困惑，求帮助~...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

188 views

1 answer

javascript - Is there a way to send data between a firefox extension and a node.js program?

My goal here is to make a discord rich presence program using node.js. I want to make a firefox extension to send the ... extension. I have searched quite a bit, but to no avail....

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

362 views

1 answer

TP框架的站点默认首页的问题

我用的3.2版本比如我的域名是http://www.xxxxx.com/ 这个域名的页面是zhuye控制器下面的zhuye方法现在访问这个页面的时候我已经把index.php和模块去掉了现在可以这样访问http://www.xxxxx.com/zhuye ... 么设置才不会出现控制器和操作方法名？是不是要用重定向？如果是的话这个规则应该怎么写呢？...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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436 views

1 answer

hammer.js中的模拟事件比如双击是怎么实现的。

做移动端Web页面的时候，需要做双击图片放大/缩小查看，绑定vuejs事件v-on:dblclick，测试只在安卓微信里响应，浏览器里及IOS系统的手机都不响应，后来用了hammer.js来实现双击，安卓和IOS都可以正常响应了 ... 的手势控制移动开发框架剖析(二) Hammer专业的手势控制 Hammer.js分析（一） Hammer.js分析（二）...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

486 views

1 answer

CSS ul显示的时候超过父级元素导致DIV和div之间有条缝隙

蓝色那条缝绿色框为止我设置的是height：40% HOME所在的div我设置的是height：60%（padding和margin0 所在大容器背景色蓝色）；怎么UL还能显示的比所在DIV大呢？把HOME给顶下去了。。...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

222 views

1 answer

Can we use Optaplanner for service composition

I'm looking for a solution that could help to generate a composition of services that is able to satisfy a given goal ... me some pointers? Thanks in advance! Kind regards, Johan,...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

241 views

1 answer

sql - MySQL Full String Match in Opposite Direction of MATCH AGAINST

I have a table with over a thousand "keywords" defined, including keywords with spaces, and such, like: 1 | C# Developer 2 ... it exists (exactly word for word) in a blob of text?...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

353 views

0 answers

swift - SwiftUI List updating slowly

I have a SwiftUI List, which has thousands of items. Each item is as such: class Item: Codable, Identifiable { ... 't seem to support that. Any suggestions are greatly appreciated....

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

223 views

1 answer

reactjs - socket.emit is unavailable after adding adding state

I am using socket.io to add test orders to the state when the button is clicked on. Everything ... * * */ export default connect(mapStateToProps,mapDispatchToProps)(ListOrders)...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

666 views

1 answer

vue 启动时-- cnpm run dev 报错

请问各位大神，初学vue这个错怎么解决，我的执行步骤是： windows vue-cli刚安装完使用vue init webpack firstvue创建完项目 cnpm install 后使用 cnpm run dev可以正常运 ... ": [ "> 1%", "last 2 versions", "not ie <= 8" ] }...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

410 views

1 answer

关于vue父组件传入子组件的数据警告问题，求助！

这里传入子组件的weatherData是异步获取的，传入子组件使用后，如果在子组件的模板中没有加v-if就会出现如下报错信息，我试了下，如果父组件传入的不是异步的数据就没问题，如果是异步的才会 ... to Your Vue.js App' } }, props: { weather: { type: Object } } } </script>...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

316 views

1 answer

wxMaxima: assume all variables are positive?

Is it possible to use assume to tell (wx)Maxima to assume that all symbolic variables are positive? I'm ... something equivalent). Any suggestions would be very much appreciated!...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

413 views

1 answer

手机网页登陆页面加入桌面快捷如何保存cookie

是这么个场景：有个接口，就是登陆之后进去获取一个二维码的因为是手机网页，所以客户每次都要打开手机浏览器进入网页->登陆，这个过程有些繁琐，因为每次到二维码页都得经历好几个过程，打开手机端浏览器->输入url->输入登陆用户名 ... 页面，可以记住用户名和密码，二维码页确是不行的手机浏览器保存cookie需要做什么特殊处理的吗？还是我保存的方式有问题？...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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