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python3.x - The fourth question of python and oanda's simulated trading api

I want to display the data obtained from the API as a real-time trend chart, as shown below. I have only used matplotlib.pyplot to make graphs. matplotlib.pyplot seems to be static. Is there any dynamic or real-time one? Thanks

黄舟 2017-05-18 10:53:19

JQuery - On-the-fly calculations/conversions in dynamic tables

I do have a dynamic HTML table (rows can be added) and I "just" want to read the value in liters and convert it to USG when the user enters the value (get the value in liters, convert it Convert and put it in the USG input field). Dynamic HTML table I've created a function that executes af...

P粉364642019 2024-04-03 12:38:26

java - Gaode map displays the obtained longitude and latitude in real time

I need to display a vehicle on the map in real time. The device will continuously upload the longitude and latitude information every few seconds, and then the server will return to the app. My current idea is to refresh it regularly, then jump to it with the maker click, and then add a line in the ...

ringa_lee 2017-05-16 13:26:49

How to use Vue-Chartjs to dynamically update line charts efficiently?

I have this working code that updates a chart where onMount simulates some kind of update. But completely destructuring the array and rebuilding it with new values in the OnMounted hook doesn't seem very efficient? I have tried using reactive components for data_values and label_values but tha...

P粉460377540 2024-01-29 13:35:31

javascript - How to delete the data dynamically added by jquery when clicking the cancel button, leaving the original one?

As shown in the picture, this is a pop-up box. The content in the red circle is suitable for things dynamically added by jquery. How can I delete the dynamically added things after saving or canceling, leaving the original ones to ensure that the next time I click on the pop-up box, it will still lo...

天蓬老师 2017-05-18 10:50:42

Executing cypress multiple times and saving the results in different screenshot folders in Cypress version 12.10.0: Fix issue

I'm trying to create a folder to save the screenshots captured from Cypress in a custom folder within the screenshots, where in the ScreenshotFolder folder a file with the date will be dynamically added for each execution of run.cypress() folder but it doesn't work. The problem is that when the code...

P粉201448898 2024-03-29 16:41:20

In mobile view, how can I close this navigation bar when the user clicks on the link?

When the user clicks a link to browse the website, the navigation bar does not close? I've tried adding a click event listener to each link to close the navigation bar, but it doesn't work! Also, the hamberberger menu icon in the active position (i.e. X) is not well aligned. But the main problem is ...

P粉692052513 2024-04-06 19:23:03

Status update not working in React-Native on Android

I have some code that has pairs of images in a swipeable horizontal gallery. Now when you click on the upper part of both images the images should toggle off, so what I did is I set isImage2Active to the state and then just toggle their source. On iOS it works perfectly and completely smooth, but on...

P粉541551230 2024-04-06 16:54:10

Ways to fix issue 2003 (HY000): Unable to connect to MySQL server 'db_mysql:3306' (111)

I recently tried to containerize my FastAPIPython server (also for replication/doubling purposes). Before, I had just a MySQL server in a Docker container and everything was fine, but when I also made my web server a service, it couldn't connect to the MySQL server, so now the application doesn't wo...

P粉178132828 2023-09-05 11:18:47

Experiment with sorting after query limit

So this is my first question here, please forgive me if something is wrong. I'm trying to make a sort query based on constraints. So there is a Customers table with 90 records. I want to first perform a query limited to 3 records, and then sort the results of this query by a column called ContactNam...

P粉237125700 2023-09-05 14:46:42

CSS Grid: Create new row when child content overflows column width

I have a two column layout based on CSS grid. When the content of the second column exceeds 1fr I want to create a new row. As it currently stands, the content simply overflows the column. One requirement of this layout is that the items in the right menu column are in one row. I achieve this with: ...

P粉212114661 2023-09-05 15:18:28

PHP full text search functionality using AND, OR and NOT operators

Newbie question: I'm trying to implement a full text search on a search string using php and eloquent. $searchstring="+(victimsuspect)+crime-covid";$searchresult=RssItem::whereRaw("MATCH(description)AGAINST('$searchstring'INBOOLEANMODE)")->ge

P粉076987386 2023-09-05 15:06:32

Shortest way to convert all PHP types to string

I'm writing a general system that I hope can one day be applied to fields like medicine (i.e. it's "scientific"). I think the best way is to represent all the data in php with strings (true will be "true", false will be "false" and so on). The reason for this is that in...

P粉369196603 2023-09-05 15:34:44

How to get average of DATETIME column in MySQL while grouping by other columns

I'm creating and populating a MySQL table using the following query: SETtime_zone='+00:00';CREATETABLEtimestamp_n_datetime(idINT,timeDATETIME,avg_timeDATETIME);INSERTINTOtimestamp_n_datetime(id,time,avg_time)VALUES("1","2023-01-0310:

P粉460377540 2023-09-05 11:46:21

Multi-device (mobile phone) synchronization - React Native

I'm trying to create a Lightshow that will launch on all users' mobile devices at the same time (can have up to 2000-3000 users). All users will use the Internet (Wi-Fi or mobile data). In our FE we use Apollo for subscriptions and it works like a charm. But the problem is, user A can get subscribed...

P粉151466081 2023-09-05 11:58:38

Spades, Diamonds, Hearts, Clubs => styles do not change font color in Chrome for Android

In Google Chrome on Windows, the card suit symbols (spades, hearts, diamonds, clubs) are colored correctly using the "style" attribute. Unfortunately, the same page displayed in Google Chrome on Android does not display the colors I defined but uses the default black and red. (See the atta...

P粉896751037 2023-09-05 15:25:13

How to hide mui TextField label?

I'm developing a Nextjs app and I have a dashboard navigation bar built with mui that contains a notification that opens the notification box, which is built with regular HTML and CSS. dashboard-navbar.js: importNotificationBoxfrom"./notification-box/notification-box";//...exportconstDashb...

P粉239164234 2023-09-05 15:41:00

Custom Bootstrap 5 carousel on mobile (multiple items, but not in one row)

I'm having trouble trying to customize the carousel layout on mobile devices. I want it to show every item of the carousel on mobile instead of just one, but after trying with some CSS and JS, especially using displayfloat or max-witdh I'm just starting to think this isn't possible, Or I don't know ...

P粉763662390 2023-09-05 11:53:56