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python - Trying to keep the same type after saving a dataframe in a csv file

When I try to get my dataframe out of the csv file the type of the data changed. Is there a way I can avoid 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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c# - DateTime.Parse not reversing month and day based on thread culture

I'm parsing a date string from a database so that I can display it in the current culture of the UI thread. For ... (); //this returns 9/5/2014 See Question&Answers more detail:os...

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

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flatten and flatMap in scala

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

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directory - How to select the second, third, fourth.... newest folder with batch

I have written a batch which checks the newest folder for .xml files and copy them to another folder, after ... "%destindir%" &GOTO done :done 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# - Checking if all textboxes in a panel a filled

I currently work on a Windows Forms application and I have 2 Panels with textboxes in them and I need to check the panel ... t be empty"); } } } See Question&Answers more detail:os...

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

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string - how to declare multiple variable names with loop in c#

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

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c - What is the difference between linking and using a header file?

For example, what is the difference between linking two files gcc -c func.c gcc -c main.c gcc func.o ... seem to accomplish the same 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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c# - Unable to Load Assembly in Worker Service (.Net Core3.1 and NLog 4.9.2)

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

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PHP: Get the value from javascript using getElementbyId

I would take the value of the combobox by using getelementbyID to PHP variable, And The Code Like This < ... ="KOTAA" to variable $propinsi 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++ Reading data from text file into array of structures

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

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delphi - TDbLookupComboBox or equivalent control with a set of fixed values?

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

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php - How to query SQL for coords nearest a point?

This is what i am trying to do: From a form I GET the coordinates: &usp-custom-20=45.492384716155605&usp ... degrees - International Date Line. See Question&Answers more detail:os...

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

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Apache Spark : how to insert data in a column with empty values in dataFrame using Java

I have to insert values available in DataFrame1 into one of the column with empty values with DataFrame2. ... someone can give pointers. 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 can I put new line(<br> or ) in TCPDF?

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

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javascript - Facebook like button is not displaying in Firefox

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

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java - Current month count monday?

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

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python - How to Send 2D array through php cURL

I'm working with a a distributed system where a php app sends a post request to a python app. My code is ... on the other end in python. 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 getText from EditText return NULL

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

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mysql - order by is not working properly with two fields

this is my select query i want to order by fetch record with two fields first and i want to order by with ... BY transType = 'I', transDate 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 - Displaying marker with latlong json data in Biostall-google-maps-V3 API Library issue

i have a simple AJAX that will get all data from MYSQL with my controller then display all data with its latitude ... '] are totally the same? See Question&Answers more detail:os...

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

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Can't serve external CSS File in Go webapp

I recently started learning go and I want to develop a simple website. However I can't figure out how to use a ... know what I am 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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algorithm - Replacing a range between two iterators in C++

Assume I have two non-constant iterators begin and end. I want to completely replace the range between begin and end with ... , 4, 5, 6, 7} See Question&Answers more detail:os...

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

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I cannot remove row with jQuery

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

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Python - efficient way to create 20 variables?

I need to create 20 variables in Python. That variables are all needed, they should initially be empty ... my mistake? Thanks, Woodpicker 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 - Space between bootstrap columns

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

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C++ Is it possible to 'delete' element from an array?

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

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c++ - Determine whether two arrays are equal

You are given two arrays to find out if they are equal? One way to solve it is to use a hash table. ... I accomplish this using a hash table? 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 - No adapter attached; skipping layout recyclerview error

No adapter attached; skipping layout i m fetching json data from url to recyclerview i have toasted response i ... :14008) at android.view.ViewGroup.layout(ViewGroup.java:4373)...

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

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