Recent questions in Technique[技术]

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I have a query with dates for the last two years. I want to get data dynamically for the last 4 months. That is if ... INTERVAL '4 months' What I need to change in my query ??...

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

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shell - How to sort a text list of files by sizes such as as 1.0M, 2.0G and 3.5K?

Here is the content of the text file: I tried several ways but couldn't find a solution. One of them was: cat ... usr/perl5/vendor_perl/5.8.4/i86pc-solaris-64int/auto/DBI/DBI.so...

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

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dart - How to Store a BluetoothDevice Object to Shared Preferences in my flutter App( BluetoothDevice object type not supported)

My flutter app is using the flutter_bluetooth_basic: ^0.1.5 and blue_thermal_printer: ^1.1.1 packages to ... how can save BluetoothDevive objects locally? any thoughts, please...

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

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android - Questions regarding CRUD operations

I am new to Android Studio and I am training to do a CRUD. When I try to insert a plant in the database, the ... : ENABLED I/***: true I/xxxxxxxxxxxxxxxxx: Plant{name='cactus'}...

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

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c# - EF Core - Add New Row to Inherited Table Reference Record From Parent Table

Suppose I have the following tables: public class Person { public int Id { get; set; } public string Name { get; set; } ... I've some records in person table: Id Name 1 Bla 2 Bla2...

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

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Azure Synapse analytics connectivity with Tableau

I have created server less synapse analytics with database and table in it. I have tried using the SQL query to view data ... "[dbo].[Diagnosis]" does not exist. Thanks, Roshan D...

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

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Why does using char math result in unexpected results in C++?

I have a function that I am having a hard time understanding how the math is being performed: unsigned long ... is reduced by one? Any help would be appreciated. Thanks...

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

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OrgChart node details from a custom URL

Current Situation: I am using orgchart to show a relations of entities in my project. ( not the one what orgchart means) ... help me on it. have tried ediring the js but no luck...

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

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Java: More spans containing different styles cannot be converted with OpenHtmlToPdf into PDF format

I am discovering OpenHtmlToPdf for converting html into pdf. Well it is working with my custom fonts, ... .toBuilder(pdfRendererBuilder, fonts); return pdfRendererBuilder; }}...

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

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jinja2 - How to format strings with jinja/ansible?

Friends, I am learning Ansible here and trying to apply what I am learning to one of my simple projects. I got stuck ... 't figure out another way to get this done. Any Idea?...

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

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chart.js - How to push array multidimesional in javascript

I want to push an array multidimensional using javascript. I need this to set dataset for chartJs. I want the result like this : ... 'rgba(72, 189, 122, 1)', borderWidth: 1 }]...

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

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arrays - I have implemented counter using useContext and router. My counter value is not coming in other route?

When I increment the counter in localhost/ and then I am viewing the count value at http://localhost:3000/CountView. My ... how can I fix them. Thanks in advance. Happy coding:)...

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

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html - Image is moving when I am scrolling the bar to the right

I have an image and when I go to the right this image is following me.I want to make it not move while I am scrolling on ... div class="img1"> <div id='chess_board'> </div> </div>...

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

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postgresql - How to write Postgres Dynamic SQL statement to evaluate expressions stored in rows?

I am using PostgreSQL, and I need to write SQL statement to solve the following problem with these 2 tables: ... a solution that would support this flexible system. Thank you....

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

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Python Pexels API Per_page

according to Pexels API, you can set up a "per_page" integer | optional - The number of results you are requesting per ... set up per page being 80. Is there anything wrong here?...

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

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java - App crash in Android Studio 4 emulator while testing recording and play

I've met with problems while testing a recording app on the emulator(Pixel 3a API 30) Below is the Java code ... ) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:947)...

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

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python - Value Error: I/O operation on closed file

import requests import csv url = "https://paneledgesandbox.//API/v3/surveys/id/import-responses" with open('Cars. ... that using the with command, the file automatically closes....

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

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javascript - Update image source on button click

I'm looking for a way to update an image in response to a user clicking the table that contains it. This is my HTML: < ... slideToggle(); }); }); Thank you so much for the replies!...

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

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How to SIMPLY configure VIM for Python?

Note: A previous question was closed because it needed to be more "focused", so I deleted the old one and modified the ... someone who is new to VIM and wants to start with it....

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

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Azure Storage: AuthorizationPermissionMismatch when a SAS with Create permission is used

I'm uploading large blobs in blocks of 1MB to Azure Storage. This works when I create a SAS with a Write permission, but ... it once it's been created. How can I accomplish this?...

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

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routes - Angular 11, ''router-outlet' is not a known element:'

I have already searched posts with similar scenarios as mine, all they did is add RouterModule in the Module on which the ... on layout.html, can anyone shed some light on me....

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

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python 3.x - Deleting empty columns from excel worksheet

I have an excel file, with multiple worksheets. I need to delete empty columns from every worksheet. Empty Columns numbers are variable. Is there any way to implement this?...

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

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How to make obj.save() without reversing object values in the db in django

I have recursive function and obj.save() is inside it. how to prevent the query from db at every iteration? is django transaction.atomic do that....

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

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cucumber - Unable to generate CircleCI HTML report

I followed this documentation to generate test results in HTML format in my cucumber framework. But here, I'm always getting ... please let me know or help me to resolve the issue....

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

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java - org.mockito.exceptions.misusing.unfinishedstubbingexception powerMockito

often when i use powerMockito i wrtie this sentences PowerMockito.doReturn(message).when(messageDAOMock.save(message)); i get ... sorry for my english, it is not my native languaje...

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

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android studio - Can't Cannot resolve constructor 'SlideModel(java.lang.String, java.lang.String)'?

I want to add auto slider image with indicator using image link inside my android application, but the error i got is here ... to fix this problem. I will be very Thanks for them...

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

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html - How to add conditional css in ejs layout

I have ejs layout like this on my views/layout.ejs <html> <head> <title>title</title> </head> <body> <%- body % ... but I don't really understand since it's wrote in asp language....

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

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jql - Epics in Jira whose Epic-Story Link is from specific project

I would like to find all epics that have "Issues in Epic" from a specific Project. Current JQL: project = FOO AND ... have other types of linked issues (eg. clones, related ..)...

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

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