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Setting up flutter

I am new to flutter and having problem running flutter doctor. I have extracted the files in another folder and ... who can help please ? 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 - In how many ways can i get value from a html select tag WITHOUT submitting the form? And what are ways that real websites use for security purposes?

i am learning php along with mysql and so developing a e-comm site it is very exiting when i get hindered by ... all other fields. 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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Java factorial format

My factorial method is working correctly although I would like to change the output from just outputting the number and the ... than 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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python - TypeError: unsupported operand type(s) for ** or pow(): 'function' and 'int'

I don't know why i can x*2 and y*2 please help i need this i dont get why im getting this error... . . . ... + i promy= y / len(b) return promy See Question&Answers more detail:os...

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

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automation - Vim function to update class definition to reflect current location

I'm trying to take my vimscript to the next level. As a follow up to my other question about generating a class ... Buz ... end end end end See Question&Answers more detail:os...

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

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awk - restricting area in file, printing

I have a large input which part looks like: SUM OF ABSOLUTE VALUES OF CHECKS IS 0.844670D-13 Input-Output in F Format No. ... (n,1,s+6) : n) } See Question&Answers more detail:os...

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

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angular - Missing app.scss in ionic tabbed project using ionic 4

I created an ionic 4 tabbed project. It did not create the file /src/app/app.scss. I tried manually creating ... .scss. That did not 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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selenium - How to add two div positions in same xpath to ignore duplicate values?

On order confirmation page We have 2 products and I want to get the Item Names but the Item name + item Addon ... mylar balloons:</p> </div> 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 - HTTPS Volley Invalid header issue

Before all : if you don't know the exact answer so just give me advice how to check. Thanks I have alreary ... difficult... Feel free to ask See Question&Answers more detail:os...

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

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Delete duplicate entries in a column in excel 2003 vba

Well the question is, I have got a column, for example column Y has many entries in it, nearly 40,000 ... in 500 entries 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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perl - HOMER de novo motif discovery cannot open hg19 fasta files

I have some chip seq data in BAM format At some point I wanted to do a de novo motif discovery using HOMERs ... .. Cleaning up tmp files... See Question&Answers more detail:os...

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

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openstreetmap - How to highlight table tennis places in Openlayers?

I want to highlight all table tennis places in ol. The tag is leisure=table_tennis_table and I know there is a ... , target: 'mymap' }); See Question&Answers more detail:os...

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

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Need to extract data from this JSON in Jmeter

I have to extract all the "uniqueid" from this JSON array in Jmeter and then store these values in an array so that later ... : "true" } ] } ] } 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++ - ld ignores additional pathes

I'm am trying to compile a C++ program that uses Gurobi. The problem is that ld cannot find the library ... trouver -lgurobi_c++ Any ideas? See Question&Answers more detail:os...

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

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winforms - Show folders/files in TreeView ( VB.NET 2008 )

I need to create one treeview and to have there all of my directories and files from one path. I ... mnodedirectory.nodes.add(mfilesnode) Next 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 - Trying to make loop for a function that stops after the result is lower than a certain value

I'm taking a beginner python class and part of an exercise we were given was this: The point x with the ... met within 200 iteration steps.') See Question&Answers more detail:os...

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

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windows - How to monitor progress of md5 hashing of large drives/many files?

I am looking for the simplest and least intrusive way to monitor the progress of md5 fingerprinting of large ... .csv" -notypeinformation aaaa 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 maps - The Places API for iOS is not enabled in swift

I have enabled PlacesApi for same ApiKey still got error UserInfo={NSLocalizedFailureReason=The Places API for iOS is ... sort out this error. 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 - Get Value of HTML cells in row clicked with Javascript

I am populating a html table based on data stored in parse.com. So the table is dynamically populated, I am ... is what I had originally posted. See Question&Answers more detail:os...

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

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synchronization - What W32TimeQueryStatus parameters to pass when calling from C#

How get W32TimeQueryStatus to work? ''' [DllImport("w32time")] public static extern ulong W32TimeQuerySource( in ... from HRESULT: 0x8007000B) 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 - Flowfile absolute path Nifi

I'm trying to load the flow files into MySQL database using bulk load option. Below is the query I'm using ... same flow file into mysql. Flow: 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 - Determine whether array holds an almost increasing sequence

Given a sequence of integers as an array, determine whether it is possible to obtain a strictly increasing ... Any feedback is 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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Generate Tree from flat Array javascript

I have an array as follow arr = [ { id: 1, name: 'Node1', level: 1 }, { id: 2, name: 'Node2', ... but tree should be built on basis of level. 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 - SVG Path animation with Jquery

I'm trying to animate SVG->Path element. It is like a timer, in 10 seconds, it should be zero This is my ... to start to animate it by jQuery 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 - Echo out mysql into a html table?

I need some help on how to echo out my mysql data into a html table. I'm trying to put in the relevant table ... ; //Close the table in 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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python - Facing AttributeError: 'list' object has no attribute 'lower'

I have posted my sample train data as well as test data along with my code. I'm trying to use Naive Bayes ... Bayes algo is :" , score) 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# - How to Read XML to Class Object

I have an XML like this: <?xml version="1.0" standalone="yes"?> <DocumentElement> <Session> < ... array of clsSessionTuningData object .? See Question&Answers more detail:os...

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

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ios - Or parameterized API call crashing in Swift

I am making a call to an API where I want have status equal to final or in progress. Here is the call I ... different way to use or in Swift? See Question&Answers more detail:os...

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

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