Recent questions in Technique[技术]

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在springcloud微服务架构中，用户的授权认证是统一在网关处做校验呢？还是每个微服务都要做校验处理看了网上的很多文章，一般都是用户请求时携带登录时生成的token,然后网关服务只对该请求判断有没有携带token,如果没有就提示 ... 有权限操作（可以解析token中用户的uid,然后调用数据库查询是否有该权限），有就直接放行这样不简单多了吗？...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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elementui的table的合计老是超出表格定的高度，计算不及时，怎么办？

表格的height是 calc(100% - 32px) 去掉分页的高度，结果高度超了 height:100%的话，就超到外面了，看不见合计行有时候刷新下，他又好了。 f12调试，修改下表格高度，他也好了，开始计算了在mounted的时候，根据他外层高度，计算他的height，也没用。修改他的style，也没用，不会让table组件重新计算。...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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DolphinDB ploop函数的用法

Usage: ploop(func, args...). The length of all args must be consistent. def piep(c,mutable data_dhz){ Future_s ... (piep,[1，2,3,4],[data_dhz，data_dhz，data_dhz，data_dhz])的效果谢谢！...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Build Eclipse Makefile project from command line

I have created Eclipse Makefile c++ project with intention to build project also without Eclipse. But I got error while run make in ... ) -o $@ $< clean: rm -fr boiler $(OBJS)...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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kafka低级消费者消费情况

请问 kafka低级消费者消费情况可以查看吗？或者如何感知到低级消费者正在消费？ bin/kafka-consumer-groups.sh --bootstrap-server localhost:9092 --describe --all-groups 只能查看到高级 ... 费情况，请问低级消费者有办法查看吗，或者能否感知到当前正在消费的低级消费者？...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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node 怎么把pdf 转化成图片

node 怎么把pdf 转化成图片有什么插件么...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vue 路由参数变化监听不到变化

搜索的路由在searchkey变化的时候再次点击，并没有变化...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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react typescript使用mouseEvent时，eslint报错

代码比较简单 import React, { MouseEvent } from 'react' import PropTypes from 'prop-types' interface Props { onClick (event: MouseEvent ... 直提示MouseEvent is defined but not use 请问这个是什么原因？...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Redux State改变后Navigator怎么没自动渲染screen React Navigation 5

AppNav.js import React, {useState, useEffect} from 'react'; import {NavigationContainer} from '@react- ... combineReducers({ user: userReducer }) export default rootReducer...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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multithreading - SwtichToContext does not return to original thread

I'm working with an API that can only access its objects on the main thread, so I need to create a new ... freezes up at the Async.SwitchToContext lines instead of exiting out....

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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C# WPF Select in DataGrid the first row with pressing Enter from a Textbox

I have a TextBox (SearchBox - TabIndex=0) and a populated DataGrid TabIndex=1. I want after input of the keyword ... was solved :-) dataGrid.SelectedItem = dataGrid.Items[0];...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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amazon web services - Assuming Role and calling Lambda from inside EKS Pod

I have an application running in a pod on EKS, and would like for it to call a Lambda function, and am struggling ... - is there a configuration setting I'm missing or doing wrong?...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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C++ unordered_map weird behaviour

I was solving leetcode problem (Pairs of Songs With Total Durations Divisible by 60) and my solution below uses a map, ... 37 27 33 Anyone knows why is this odd behavior happening?...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - creating huge BufferedImage

I'm unable to create a huge BufferedImage (lack of memory is not the problem). Does anyone have any ideas? 1 ... ) at java.awt.image.BufferedImage.<init>(BufferedImage.java:315)...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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powershell - Get LastAccessTime for each subfolders in a csv folder list

I have a csv ($HomeDir) file like this: Users,Comments,HomeDir user1,account1,c:folder1 user2,account2,c:folder2 user3, ... " "user3","c:folder3Sub3c","20201011" Thanks in advance...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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node.js - How to request data from google analytics multi-channel funnels

I can successfully request data from the google analytics core reporting api but am struggling to pull from the multi ... provided much help. Any help would be appreciated, thanks....

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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google bigquery - Call BQ stored procedures in Dataflow

I have set of stored procedures that I wish to run back to back in sequence so that I automate their execution. Cloud ... , truncates in the same script. I don't have SELECT there...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - ValueError: Error when checking input: expected conv2d_1_input to have 4 dimensions, but got array with shape (117, 1, 32, 32, 3)

I was developing a image classification project when i got this error for fitting my model. ValueError: Error when checking input ... tell why it happens and how i can correct it?...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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如何通俗易懂，优雅地向非IT人员介绍IT人员的工作是做什么的？

最近要做一个培训类的分享，主题是关于非IT人员的IT基础。背景是我的工作中会接触到毫无计算机IT背景的业务方，为了让他们更好地了解我们IT人员的工作是做什么的，促进双方更好地沟通，同时顺带做一下计算机相关知识的普及（要非常通俗易懂，不然他们根本没兴趣也听不懂）。大家平时有没有关注过一些文章，在这方面写的比较通俗易懂的，可以给我一些思路。感谢大家。...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Java算法求解数组中重复元素，并输出相关数据问题

我有一个无序数组：[2,2,3,1,1,5,4],求输出[1,1],[2,2]（数组的元素）或者[3,4],[0,1]（数组的索引）最快的算法。要求时间复杂度小于O(n2)。(备注：这个两个数组不要求有序，即[2,2],[1,1]也是可以的)。...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - "Google will share your name, email address..." message in Google SignIn account selection screen even if app not requests these fields

I used below options for Google SignIn feature. The account selection shows that Google will share user's name and email ... Google will share your name, email address..." message?...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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C# Can you store the string format in a variable?

I have, string text = $"RiseTime: Avg: {AvgRise:F5}, Max: {MaxRise:F5}, Min: {MinRise:F5} "; I would like to change ... to maybe F6 of E4 or something else. How can I do this?...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Prevent worker role recycle

I have an Azure Worker role that downloads images and rescales them. If the worker role is really busy my solution ... there a way of preventing IIS to recycle because of this?...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - django.core.exceptions.ImproperlyConfigured: SpatiaLite requires SQLite to be configured to allow extension loading OSX

I've tried this solution but I am getting Segmentation fault: 11 when migrating in Django. When I remove ... allow extension loading Mac OS Version 11.1(Big Sur)...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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git - VSCode Restage Staged Files After Precommit Hooks Fail in order to Commit Again

I have a Django project with several pre-commit hooks with Python's pre-commit tool, configured as below: repos: - repo: https:/ ... 2.9.3 If relevant: Kubuntu 20.04.1 Python 3.8...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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entity framework - Use join-table of many-to-many relationship as source for another relation

I have two entities, Project and Tag, defined as below // Project.cs namespace ProjectResume.Data.Entities { public ... [] or Project -> Tag[] -> ProjectTagHighlight[]...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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怎么使用electron-builder在打包Linux系统上打包出.deb安装包？

我想在linux系统上把自己的electron-vue项目打成.deb包，但是electron-builder原始的配置只能打出.AppImage这个文件，这个文件是一个直接执行文件，并不会把应用安装到电脑上。请问我怎么配置package.json才能打出.deb的包呢。求大神指点！！！附上package.json配置图：...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Vue公共组件通过不同路由加载不同内容

场景1: 从api中点击切换到路由时左侧菜单改变对应内容场景2: 从url中输入路由地址时左侧菜单改变对应内容不能使用联级组件的方法通过路由变化去改变公共组件的数据...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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