Wiam

0

votes
0

answer
30

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how can i pass an sql query as a parameter to an other sql query in java?

Im writing a code to manage a cafe so in the frame i added a JTable where everytime i choose an item from a JComboBox it should show in the JTable. for this purpose i added a button and for its action i made sure every time i click it, it stores the item clicked from the JComboBox in a database and...
Wiam
1

votes
1

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35

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JSON applied over a dataframe in R

I used the below on one website and it returned a perfect result: looking for key word: Emaar pasted at the end of the query: library(httr) library(jsonlite) query
wiam nasr
2

votes
1

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52

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String matching by contents of columns

I have a huge data frame and several key words (all non numeric). I want to write R code to go over the whole data frame and look for the columns where the sentences contain one or more of these key words. Then if there was a match to put the key words in the same row in a new column (if more than o...
wiam nasr