Month: October 2022

[Solved] Java – Adjacent comparing and calculating frequency of words [duplicate]

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The problem is the line: if(j1 + 1 < arr.length) {…} You are not iterating over the whole array; the last element is left uncounted. Without explaining to much, this could be a quick fix: public static void main(String[] args) { String[] arr = { “hello”, “how”, “hello”, “to”, “how”, “me”, “in” }; Arrays.sort(arr); int … Read more

[Solved] Problem with :visited on class. Why does a:visited work fine, and .myarticle:visited not?

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since .myarticle cannot be “visited”, I would go with: a:visited, a:visited > .myarticle{ background-color: red; border-radius: 20px; color: black; } Instead of: <!–The thing, I don’t understand. .myarticle:visited does nothing, ??–> a:visited, .myarticle:visited{ background-color: white; border-radius: 20px; color: black; } :visited status applies to the links, you cannot apply this to the article items 0 … Read more

[Solved] Function in C language. + Arrays [closed]

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I don’t want to do your homework for you. However, I know that it sometimes helps to see a working example. This is a really super rudimentary example, but it should help you to understand the logic behind such a problem. Please study this answer, rather than just submitting it as correct. You will only … Read more

[Solved] Multiple android apps [closed]

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It is not a good practice to do so. If each app uses the same source code but different ressources, you should offer customization options within the main app. You won’t have good dev feedbacks by polluting the market this way. With customizations, you can reach as much users as you would with a 1000 … Read more

[Solved] How to create screensaver like screen in HTML, Jquery [closed]

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$(document).ready(function(){ var timeout; $(document).on(“mousemove keydown click”, function() { clearTimeout(timeout); timeout = setTimeout(function() { window.location = “homePage.htm”; }, 2 * 60 * 1000); }).click(); }); All of the functions used above are well documented at either the jQuery site or MDN. EDIT – Explanation of how this works: it sets a timer to redirect after two … Read more

[Solved] How to convert data string to json object and string in iOS?

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Use this NSString *str=@”{\”Data\”: [{\”ID\”:\”1\”,\”Name\”:\”Raj\”},{\”ID\”:\”2\”,\”Name\”:\”Rajneesh\”}]}”; NSMutableDictionary *dict=[NSJSONSerialization JSONObjectWithData:[str dataUsingEncoding:NSUTF8StringEncoding] options:kNilOptions error:nil]; NSMutableArray *dataArr=[dict valueForKey:@”Data”]; for (NSDictionary *userData in dataArr) { NSLog(@”Id:%@ Name:%@”,[userData valueForKey:@”ID”],[userData valueForKey:@”Name”]); } 0 solved How to convert data string to json object and string in iOS?

[Solved] wamp / php error Fatal error: Class ‘mysqli_connect’ not found in C:\wamp\www\finalproject\Connections\Main_DB.php on line 9 [duplicate]

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Code should be <?php #FileName = “Connection_php_mysql.htm” #Type = “MYSQL” #HTTP = “true” $hostname_Main_DB = “localhost”; $database_Main_DB = “mydb”; $username_Main_DB = “root”; $password_Main_DB = “”; $con = mysqli_connect($hostname_Main_DB,$username_Main_DB,$password_Main_DB, $database_Main_DB) or die ( “Failed to connect to MySQL: ” . mysqli_connect_errno()); $db=mysqli_select_db($database_Main_DB,$con) or die( “Failed to connect to MySQL: “.mysqli_connect_errno()); ?> You should remove “new”. For … Read more

[Solved] Css animation optimisation [closed]

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If you could detect when the object IS in view port, you could add/remove the css class with the animation description. Something like: // the css class to be added/removed .animationClass { animation: someAnimation 5s; -moz-animation: someAnimation 5s; /* Firefox */ -webkit-animation: someAnimation 5s; /* Safari and Chrome */ -o-animation: someAnimation 5s; /* Opera */ … Read more

[Solved] Search for specific characters in specific positions of line

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To search for “foo” at position 42: egrep ‘^.{42}foo’ You can run a command like this multiple times on your input: egrep ‘^.{42}foo’ inputfile.txt > lineswithfoo.txt egrep ‘^.{42}bar’ inputfile.txt > lineswithbar.txt … or as a loop: for pattern in foo bar qux; do egrep “^.{42}$pattern” inputfile.txt > lineswith$pattern.txt done solved Search for specific characters in … Read more