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Parsing Complex Mathematical Functions in Python

Is there a way in Python to parse a mathematical expression in Python that describes a 3D graph? Using ... be greatly appreciated, thanks. See Question&Answers more detail:os...

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

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Shell Script Entry(path() Changes when i move them to Certain Directory

I have a path say ========================== /nfs/old_home/dexter/work/Deamon/Test2/IN/ Inside this ... i move. Hope this is much clear now?? See Question&Answers more detail:os...

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

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r - How To Add Characters Around Elements

I am using R and want to covert following: "A,B" to "A","B" OR 'A','B' I tried str_replace(), but ... " > output_1 == output_2 [1] FALSE FALSE See Question&Answers more detail:os...

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

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android values upload database with json

I created MAGNETIC_FIELD sensor. this code giving x y z event values, ArithmeticAvg and SQRTx^2+y^2+z^2 i have to ... ) } ); setText(newstr); } See Question&Answers more detail:os...

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

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google sheets - Sum of every row where two conditions are met

I have two spreadsheets. The first is a list of products, the second is a list of sales. The products spreadsheet ... 'm tagging Excel as well.) See Question&Answers more detail:os...

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

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Using Twitter login API

I am trying to use https://api.periscope.tv/api/v2/loginTwitter to get a response from the ... -2950-40CD-9365-40535404DDE4 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 sum a list in python

arr.rsplit(',', len(arr)) print sum(arr) If I input the string of "1,2,3,4", the first line splits it ... does not work I get an error message. See Question&Answers more detail:os...

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

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My dog deleted all environment variables PATH's in Win 10, now "npm start" doesn't work

Everything was working perfectly fine with "npx create-react-app" and "npm start", until I didn't install Python ... How to fix that? Thank'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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javascript - how to make synchronous http calls using promises in node.js

I would like to iterate thru an array of students and make http call for each of them and parse the response ... idea of achieving such thing... See Question&Answers more detail:os...

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

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vue.js - Which limitations v-model has in Vue 2.x?

Maybe below problems of v-model has solutions, but I have not see the appropriate documentation. "Chaining" the v-model ... v-model can not do? 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 - JMenu work on single tab

I have a JMenuBar and I have a JTabbedPane, when I create multiple tabs the JMenuBar does it on all the ... only corresponds to current tab. 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# - Access tag "option" in HtmlElement

need to change this: <select name="asdf"> <option selected>a</option> <option>b</option> <option>c</option> ... the selected option from a to c. See Question&Answers more detail:os...

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

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SQL Query - Complex, not too sure where to start

My apologies about the crappy title, but I am at a complete lost of where to start with this one I have two ... 28/2014 Had Appointment 2/1/2015 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 - Why do I keep getting this 'no module named utils' error?

I tried importing factor_analyzer in Jupyter notebook. But I got this error that says 'no module named utils' I ... fix this? - Samuel Duraivel See Question&Answers more detail:os...

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

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linux - find command to rename files

I have created a list of files with names in uppercase alphabets and trying to rename them to files with ... my understanding in find command. 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 - Setting all selected sheets to same visible area

Attempting a macro that will set all selected sheets to have same cells visible as in the active sheet. Example ... Same Cell on all Worksheets 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# - Azure - How can I read cpu and memory of my web app?

I'm trying to read the CPU and Memory usage for my app using PerformanceCounters. code: ... WebInfrastructureCustomMachineMonitoring.cs:line 33 See Question&Answers more detail:os...

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

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Jquery Label selector with variable appended not working

label selector with variable appended var altRoute= getAlternateRoute(route); $("label[for='b-'+altRoute+'-0- ... what am doing wrong here? 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 - Transfer google map coordinates to mysql database

I have a google map where the user can create a polyline. I have stored the polyline (lat,lng)coordinates into an array. Now ... ); }); }; })(); See Question&Answers more detail:os...

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

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objective c - Downloading a file from Dropbox for documents directory deletes all my files

My app shows dropbox files, and the documents directory. when viewing dropbox files i can press a button that ... putting it in my documents? See Question&Answers more detail:os...

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

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Reading integers into an array C++

I'm trying to read a file called numbers.txt and insert the integers into an array. My code outputs only the ... .close(); return 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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c# - Disappearances of shapes on Windows Forms

I am trying to draw a series of rectangles on my Windows Form application in C#. I am using System.Drawing. ... .Drawing.Pens.Green, rectangle); 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 - Remove duplicates from json file matching against multiple keys

Original Post = Remove duplicates from json data This is only my second post. I didnt have enough points to ... against multiple keys) Thanks. See Question&Answers more detail:os...

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

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xml - Extract attribute value if child node contains this text

Given this xml input: <?xml version="1.0" encoding="UTF-8"?> <atom:entry xmlns:atom="http://www.w3. ... that linked post. Thanks in advance. 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# - Hiding TabPage from TabControl in Winform application

I have a TabControl in Winform s application, I have to disable the second tab, clicking it would be enabled ... tab itself should be disabled. 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 - load html content from ajax call

I have HTML page that has Ajax call to load table content <html> .... <script sec:haspermission="VIEW_NOTE" th ... to access div in loaded html See Question&Answers more detail:os...

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

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x86 64 - Do these Windows executable meta data traits mean what I think they do?

I'm learning Assembly as part of a malware analysis project and trying to use a few Node.js libraries to scrape ... to get the info I need? 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# - Is using Interop the recommended method when auto-generating Office documents?

As stated in the title, I need to do some C# coding from a Web Application that will auto-generate a ... , are there any better alternatives? See Question&Answers more detail:os...

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

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