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database - Count total number of order item of each order in mysql

I have one table like below |order_item_id|order_id|customer_id| | 2 | 30 | 9 | | 3 | 30 | 9 | | ... for each order_id using mysql. please help See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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python - Error on python3 on windows subsystem for linux for fenics program

I'm just starting to use fenics in python3 on windows subsystem ubuntu, and when I open the first titurial file ... simple method to do this ? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Polymer 3 - Google Maps files missing

I am having the same issue as Polymer 3 - Google Maps. After reading the above thread, I seem to be missing ... install What am I doing wrong? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Counting number of duplicates using Arraylist in Java

I have a zip code file which has the zip code in the format Zipcode,city,county 90001,Los Angeles,Los Angeles ... m doing wrong in this loop. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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xcode - Need help Cydia App Root Rights

i tried to download a File with ASIHTPP. I tried on my jailbroken Ipad and see that the Code download a ... ]; [request startAsynchronous]; } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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java - I have a ViewPager by same fragments RecyclerView just load items in one fragment of ViewPager

i have a viewPager with fragments when i want to load items in RecyclerView ,the items just load in first fragments ... fragments.size(); } } } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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wpf - A collection of StackPanel as ItemsSource of ComboBox

I have a collection of StackPanel which each one includes a dynamic set of controls (based on database values), ... any suggestions!? thank you. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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VBA - Excel Getting same data from different sheets at different positions

I want to make a macro that will open all excel books in a folder, read the filled information and store ... what is suggested in last comment See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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bnf - [af]?lex regular expression difference

I don't know how to do this, and I've found no good resources online for how to perform this operation[.] ... in a context-free grammar[?] See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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mysql - Transposing groups of rows with the same ID into another table

I have a table, Demo1, where I have multiple similar DIM_KEY's for several different ATTR_NAME's (attribute names) ... VALUE END) FROM Demo1; See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Presentation Image CSS - javascript

I would like to add an image that covers the main page of my website. This image should then disappear after a few ... ).style.opacity = '0'; } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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PHP mysql form , STUCK

Ok please if anyone could help with this simple php and mysql question. I'm new to databases, and trying to ... I can get a similar tutorial. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How do I fetch name of locale (language) not just a locale string, but rather the name of that language in LARAVEL?

How do I fetch name of locale (language) not just a locale string, but rather the name of that language in LARAVEL? {{ app()->getLocale() }} See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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php - How to solve method overloading in subclass (Declaration of ... should be compatible with )?

The example should demonstrate it best: class Generic { protected $a; protected $b; protected final function ... this without warning? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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network programming - Router gets unresponsive when using UDP

I'm working on a multiplayer game. The principle is simple, each of the two players sends each other periodically 512 ... easily runs 1.5MB/s). See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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java - Parsing different types of data format from a CSV file

I am still a beginner with Java programming so I apologise in advance if I am over-complicating my ... .EventDispatchThread.run(Unknown Source) See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Is there a ingest-attachment plugin for Elasticsearch-6.4.2?

Recently i'm using Elasticsearch-6.4.2 and i want to add the Ingest-Attachment plugin into the my ... and cannot support my version. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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java - HTTP get request is missing data

Hi i have a strange problem with HTTP in Android. I'm trying to get a picture from a remote server and ... length (seen in the debugger). See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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c# - Retrieving stored procedure script and parameters separately

I want to access the stored procedure script using C#. I used EXEC sp_HelpText STOREDPROCNAME. This is working fine. ... . How to do this? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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javascript - From string of keys to hash value

I have a hash like the one below aa: { categories: { cat1: 'alpha' } } Starting from the string 'aa. ... can I get alpha suing plain JS? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How do we extract CSS chunks file in Laravel with Vue?

I am working in Laravel with Vue.js and in my webpack.config.js file I am extracting the js chunks file like ... the CSS chunks in same way. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How can we convert html tables in to png using GD library in PHP?

I am trying to create a chessboard and save as png file. I have added the functionality to create a ... Support enabled WebP Support enabled See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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jsf - f:ajax render referencing iterated component

I have xhtml with following structure: <h:form id="frmMain2"> <f:subview id="sub1"> <ui:repeat var="vatId" value ... I want to render in f:ajax? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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mysql - Error Code: 1064. You have an error in your SQL syntax - STRING_SPLIT

SELECT er.pNumber, er.name, ep.fPosition, eo.res FROM events_shot er, events_shot_final ep, events_shot_final_res ... would be appreciated. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How to get new position after transform div jquery?

How to get new position after transform? Can anybody please help me to do that. I used $('#text').css('-moz- ... new position. How do i do that? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - Looking for decimal to alphanumeric number base converter library in Visual Basic (or pseudo code algorithm) WITHOUT recursion

I'm looking for a decimal to alphanumeric number base converter library in Visual Basic that does not use ... library in Visual Basic? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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html - Populate values to dropdown list from a JSON file using Jquery

I have a html dropdown list. On page load, I have to populate the values from a JSON.JS file using Jquery. The ... accounts = ["WHDH","TF"]; See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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python - How can I read data from database and show it in a PyQt table

I am trying to load data from database that I added to the database through this code PyQt integration with Sqlalchemy ... sys.exit(app.exec_()) See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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