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as new birt stuff,i trying edit birt report. found out when delete row table, birt report become blank when run..its not data db...even no labels in not showing...only master page data showing...as not 1 created report, didn't know setting done on it.and confused why labels not showing?

i wondering how upload mp3 file localhost http web server. tried caused error listener httplistenercontext context = _httplistener.getcontext(); byte[] _responsearray = file.readallbytes(@"c:/users/user1/desktop/test.mp3"); context.response.outputstream.write(_responsearray, 0, _responsearray.length); context.response.keepalive = false; context.response.close(); console.writeline("respone given request.");

i'm new sql , databases, bear me here. i know query isn't correct, think other developers here can understand i'm trying do. ideas on how fix query work? select [labtest], count(*) [usersdb].[dbo].[vwuserlabtest] if (labtest='ptt') set rangemax=35 if (labtest='ck') set rangemax=150 if (labtest='ca') set rangemax=10.1 resultvalue>rangemax group labtest i think want: select [labtest], count(*) [usersdb].[dbo].[vwuserlabtest] (labtest = 'ptt' , resultvalue > 35) or (labtest = 'ck' , resultvalue > 150) or (labtest = 'ca' , resultvalue > 10.1) group labtest; there other ways of expressing logic. neither if nor case needed -- simple filtering conditions.

i'm trying display array of objects nested array of objects using tag w3-repeat of library w3.js. know it's not main used library, i'm new stuff , liked w3.css style css styling (simple , easy-to-learn) , i'm trying w3.js javascript side. i'm trying make table starting object this: var myobject = { "deliveries" : [ { "state" : "inside", "arrive" : "15/09/17 - 15:00", "courier" : "courier 1", "cli-cust" : [ { "type" : "client", "name" : "cli. name", "goods" : [ {"material" : "pasta", "qt" : "200"}, {"material" : "bread", "qt" : "300"}, {"material" : "oil", ...

i trying learn php w3schools includes mysql section.so far have completed every other part of tutorial on w3school except part prints content database table. weird reason , nothing displays when run code. please how can working , problem come fact using mariadb xampp instead of mysql although said practically same syntax. here code <?php $servername = "localhost"; $username = "uhexos"; $password = "strongpassword"; $database = "fruitdb"; // create connection $conn = new mysqli($servername, $username, $password); // check connection if ($conn->connect_error) { die("connection failed: " . $conn->connect_error); } // create database $sql = "create database fruitdb"; if ($conn->query($sql) === true) { echo "database created successfully"; } else { echo "error creating database: " . $conn->error; } $conn->close(); // create connection $conn = mysqli_connect($servername, $u...

have simple express route router.get('/compare/:packages', function(req, res, next) { const packages = req.params.packages.split(','); res.render('index', { title: "title" }); }); when accessing contains @ sign, doesn't match , returns 404, help? /compare/elm,@cycle/run edit: worked router.get('/compare/:packages*', function(req, res, next) { const packages = req.params.packages.split(','); res.render('index', { title: "title" }); }); the issue isn't @ , it's / before /run , because default, parameters delimited slashes. you can use this: router.get('/compare/*', function(req, res, next) { const packages = req.params[0].split(','); res.render('index', { title: "title" }); });

i'm trying calculate value in $ sign, , subtract it. not sure how...sorry if basic question, thank much. import urllib.request bs4 import beautifulsoup import time urleth = "https://coinmarketcap.com/currencies/ethereum/" page = urllib.request.urlopen(urleth) content = page.read().decode('utf-8') soup = beautifulsoup(content, 'html.parser') valeth = soup.find("span", {"id": "quote_price"}).decode_contents(formatter="html") print("ethereum price ", valeth) print(valeth) above good below, not sure. valeth shows $ sign, , sure how subtract $100 has dollar sign. value = (valeth - $100.00) print(value) you have make $100.00 100.00 then, can everything. suppose, var = '$100.00' var = float(var[1:]) value = (valeth - var) print(value)