Kirat

[Solved] How to read txt file and save as a single string in java in order to split it by a certain character [closed]

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[ad_1] Files#lines returns a stream of all the lines in the file. You could join these lines to a single string, and then split it according to the separator: String separator = “:”; // for example… String entireFile = Files.lines(Paths.get(“file.txt”)).collect(Collectors.joining()); String[] separated = entireFile.split(separator); [ad_2] solved How to read txt file and save as a … Read more

[Solved] Insert a row at the end of an Excel file without it’s old data

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[ad_1] In general you can’t update a spreadsheet inline, or the API doesn’t work nicely anyway. But, this is how you can modify an existing spreadsheet and overwrite the old workbook with the changed workbook. import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.InputStream; import org.apache.poi.ss.usermodel.Cell; import org.apache.poi.ss.usermodel.Row; import org.apache.poi.ss.usermodel.Sheet; import org.apache.poi.ss.usermodel.Workbook; import org.apache.poi.ss.usermodel.WorkbookFactory; public class ModifySheet { … Read more

[Solved] Find contact in location tree

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[ad_1] You could use a recursive common-table expression to walk up until you find a parent with a contact. For example: ; with CTE as ( select ID , ContactID , ParentID , ID BaseID , 1 as Level from Location where ID in (4,5) union all select parent.ID , parent.ContactID , parent.ParentID , child.BaseID … Read more

[Solved] Converting decimal percentage to int

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[ad_1] I feel bad writing this answer, but hopefully this will prevent all other answers and close the ticket. private static int ToPercentage(double d) { return (int)(d*100); } EDIT: Thanks Devid for the suggestion 🙂 TIL how to make an answer a community wiki post! 2 [ad_2] solved Converting decimal percentage to int

[Solved] Group values with common domain and page values

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[ad_1] Use defaultdict() to collect parameters per url path: from collections import defaultdict from urllib import quote from urlparse import parse_qsl, urlparse urls = defaultdict(list) with open(‘links.txt’) as f: for url in f: parsed_url = urlparse(url.strip()) params = parse_qsl(parsed_url.query, keep_blank_values=True) for key, value in params: urls[parsed_url.path].append(“%s=%s” % (key, quote(value))) # printing results for url, params … Read more

[Solved] edit JavaScript files using node js

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[ad_1] I was able to edit a JavaScript file using regex. my code is below: function updateFile(filename, replacements) { return new Promise(function(resolve) { fs.readFile(filename, ‘utf-8’, function(err, data) { var regex, replaceStr; if (err) { throw (err); } else { regex = new RegExp(“(\\” + ‘let’ + “\\s* ]*” + replacements[0].rule + “\\s*=\\s*)([^\\n;}]+)([\\s*;}])”); replaceStr = “$1” … Read more

[Solved] Python String unwanted overwrite

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[ad_1] Change the 9 to a 10: if temp2[4] == ‘-‘ and temp2[10] != ‘-‘: temp3 = temp2[:10] + ‘-‘ + temp2[10:] When you call a string its str[from:to], so temp2[:9] is equivalent to temp2[0:9] and it would only return the characters from 0-9 instead of the required 0-10 0 [ad_2] solved Python String unwanted … Read more

[Solved] Window doesn’t appear when using while loop

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[ad_1] Every widget constructor should never block the main message loop! The main message loop looks usually like this: int main(int argc, char *argv[]) { QApplication a(argc, argv); MainWindow w(nullptr); w.show(); int r = a.exec(); return r } In your case your MainWindow ctor never returns, so w.show() is never called and a.exec() (main messgae … Read more