Recent questions in Technique[技术]

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javascript - Formatting currency value in vue

I am trying to format currency entered value in input field using numeraljs and plain javascript but it keeps deleting the decimal ... but when I type in a decimal, it deletes it....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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236 views

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html - Gap between content wrapper div and screen bottom - but only under certain conditions

First, here's my live testing page. The issue is that the wrapper div doesn't extend all the way to the bottom of the screen; ... top of page">Top of Page</button> </body> </html>...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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403 views

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apache - htaccess rewrite log to multiple php files

I need help in solving the issue with my htaccess rewrite for multiple php file. No matter what I do the the last condition of vod ... ^/]*).mp4/?$ /vod.php?code=$1&c=$3 [NC,L]...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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beautifulsoup - Extract specific value from a table using Beautiful Soup (Python)

I looked around on Stackoverflow, and most guides seem to be very specific on extracting all data from a table. However, ... ('td')[1].text print(style) styleData.append(style)...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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217 views

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python - Attributes of attributes : point.coord, point.coord.x and point.coord.y

I don't know exactly how to formulate it, but I want to create a class Point with which the coordinates of ... , what about longer embedded attributes (object.attr1.attr2.attr3)?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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240 views

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c++ - XinitThread and libfltk

I am compiling code with an interface with FLTK, I need to be able to fork a callback because it's taking parameters from a ... appear. Using ubuntu 20.10 g++ FLTK-1.1 ARCH amd64...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - LiveData isn't being observed properly (gets null) when using Android Pagination Library

I am trying to update the UI depending on whether the data is being loaded or has loaded but it ... string.no_internet_connection); break; } } }); swipeRefreshLayout.setOnRefreshL...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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238 views

1 answer

math - How to calculate Integral estimation in Python?

How can I do the following in python3 on the provided data set listed below? Problem Knowing that ... 01 4.073019621237018661e+00 1.975277857984218954e-01 4.104593416750483392e+00...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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257 views

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javascript - Identifier 'X' is not defined. 'Y' does not contain such a member

I have the following interface and I can pass its parameter values to the base component. However, although I could pass ... is not known property. How can I fix this problem?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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162 views

1 answer

c++ - How can I have 2 skyboxes in OpenGL?

I'm trying to make a skybox that can change with a button. My solution for this is to bind my ... GL_CLAMP_TO_EDGE); glBindTexture(GL_TEXTURE_CUBE_MAP, 0); return textureID; } };...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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188 views

1 answer

javascript - How do I get to decide where my pictures stop when falling in HTML

I would like to get som help. How do I do if I want my pictures to stop some where in the html-page? As it is right now, ... { picture.next() }, 2); } </script> </body> </html>...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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242 views

1 answer

How to edit this function to exclude menu() in R?

Is there a way to edit this function (obtained from: https://github.com/ropensci/rtweet/issues/355) so that it ... return good tweets return(dplyr::bind_rows(tweets_l[!test])) }...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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196 views

1 answer

c# - Binary of a number

Is there a simply way to convert decimal/ascii 6 bit decimal numbers from 1 to 100 to binary representation? To be more specific im interested ... !!(n & i)); } . . . binary(65);...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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435 views

1 answer

google cloud datastore - YCSB - Workload E SCAN Not Implemented

Why is scan is implemented within the client code for Google Datastore ? @Override public Status scan(String table, ... , this makes the scan portion of workload E redundant....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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558 views

1 answer

cmake - Overwrite subdirectory's variable CMAKE_BINARY_DIR

I use Googletest library as a git submodule and I would like to move its build artifacts in a ... CMAKE_BUILD_DIR} without forking/modifying the library's CMakeLists.txt?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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163 views

1 answer

reactjs中的ajax写在componentwillmount中不是更好吗？

描述：官方建议把ajax写到componentdidmount中，在render之前，在componentwillmount中执行setState不会重新render 但是如果写在componentwillmount中的setState在render之后执行，比如设 ... 虽然reactjs的diff算法很快，但两次的render肯定没有一次效率高...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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277 views

1 answer

javascript - In Backbone how to get click event on an anchor tag within a list item

In a backbone view within the render function I have an anchor tag with a list item inside a unordered list. in ... the click on Link 2 without navigating to some other page....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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210 views

1 answer

r - Unable to understand how list is built

Can someone explain me why the code line below : Returns <- eapply(Data,function(s) ROC(Ad(s), type="discrete")) does ... - lapply(Data,function(s) ROC(Ad(s), type="discrete"))...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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615 views

1 answer

include $dir; 这个加载不出来路径

网站是一个调用数据库的管理后台，在windiws+apache和linux+apache环境下都能正常运行，但是在AMH下面不管是LAMP还是lnmp都不能正常显示后台数据，能登陆网站却就是不显示相信数据也没有任何报错信息，查看不到具 ... 的，但是它是因为用mvc架构，它生成的缓存php文件中有include去加载这个路径的php文件时，文件引用不进来...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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130 views

1 answer

node.js - Can't get values for multiple checkboxes in html

I have a html table of all the items in in my sql table. Each item has a checkbox that, when selected, is supposed to give ... "submit" value="Calculate sum" /> </form> <% }) %>...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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287 views

1 answer

numpy - Measuring Speaker Volume in Python?

I am trying to measure the sound level of my speaker in Python. The idea is to open a browser which will ... read realtime microphone audio volume in python and ffmpeg or similar...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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461 views

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Python telnetlib read output from executing a file

I need to telnet into my device, execute a file, read the output line by line, and then when I get ... .strip()) if cmd_last_line in cmd_out_line: session.read_until(PROMPT) break...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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369 views

1 answer

请教个CSS问题

比如实现下图的样式我这么写的。两条灰色的分割线我是给中间数字的DIV左右加了描边。问题1：分割线一般该怎么做? 假如图里的分割线是比较短（矮）的线，现在我这么写就不行了。问题2：这里我是写了两个DIV。一般是这样写吗？...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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618 views

1 answer

升级vue2.0，编译失败，less中报错Module build failed: Unknown word

ERROR in ./~/css-loader?sourceMap!./~/vux/src/styles/1px.less Module build failed: Unknown word (23:5) 21 | .vux-1px { 22 | &:before { > 23 | .setLine(); | ^ 24 | } 25 | } 26 |...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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203 views

1 answer

Cannot get program to run. (Javascript, HTML, CSS)

I am trying to write a simple text based rpg for my little nephew. I followed along with a youtube tutorial and for some reason I ... 4</button> </div> </div> </body> </html>...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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499 views

1 answer

出现浏览器兼容问题一定是我的代码问题吗?

50多个人使用没问题偏偏其中一个人使用有问题,但是我也下了最新的360浏览器我就没问题(本来他用旧版360没问题,更新一最新360浏览器就gg了),偏偏他就有问题,,其他人都没问题..bug还在找.还没找到..就想问问,是不是一定我的代码问题呢...

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

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551 views

1 answer

python - UnboundLocalError: local variable 'member_id' referenced before assignment in discord.py

I don't understand what im doing wrong here @commands.command() async def level(self, ctx, ... error UboundLocalError: local variable 'member_id' referenced before assignment...

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

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173 views

1 answer

如何调用选单选项

我想弄一个把下拉选单&datepicker 调用选中的选项讯息其实我已经弄了一个用Date() 取得时间来取得图片的代码 http://huitc.ga/hw.html 但只能在当天有效 (学校以year ... ??? <option value="wcb">5b</option> </select> 会的[email protected]详谈感激不尽~!...

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

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