[Solved] How to return array unique value? in php [closed]

[ad_1] <?php $items = [‘mani’ , ‘mani’, ‘nithi’, ‘nithi’, ‘basto’]; $counts = array_count_values($items); // Remove elements that occur more than once. $filtered = array_filter($items, function ($item) use ($counts) { return $counts[$item] === 1; }); var_export($filtered); Output: array ( 4 => ‘basto’, ) [ad_2] solved How to return array unique value? in php [closed]

[Solved] I want to know about print type explicitly [closed]

[ad_1] You must a format specifier that matches the type of the value you are printing. %p expects a void *. %x expects an unsigned int. %lx expects an unsigned long. This is documented in man 3 printf. #include <inttypes.h> #include <stdint.h> #include <stdio.h> int main(void) { const char *s = “foo”; printf(“%p\n”, s); printf(“%s\n”, … Read more

[Solved] I do not understand what this code does(the code is about segues)

[ad_1] That’s not the best segue code. Here’s how I’d code it (for the record, there are several ways to code this): override func prepare(for segue: UIStoryboardSegue, sender: Any?) { if segue.identifier == “[segue name here]” { if let nextVC = segue.destination as? CreateTasksViewController { nextVC.tasksVC = self } } } The code you posted … Read more

[Solved] Python – Comparing list of lists

[ad_1] You can try this out: a = [[22,3,3], [5,3,7],[1,6,3]] b = [[2,4,7], [6,4,8],[3,66,13]] , [[2,23,6], [5,13,7],[11,6,34]] , [[22,53,6], [54,3,7],[11,6,33]] for i in range(len(a)): for j in range(len(a[i])): for x in range(len(b)): for y in range(len(b[x])): for z in range(len(b[y])): if (a[i][j]==b[x][y][z]): print(‘true’) else: print(‘false’) As it prints true or false it is going to … Read more

[Solved] How do we return a boolean variable from a method?

[ad_1] For simple methods that do not have many checks on the Boolean conditions, it’s usually fine to simply return true or false. boolean methodName(..arguments) { return <checkCondition> } The above snippet is a reduction of your code’s intent (I say intent because yours will always return false). For more complex functions, a common rule … Read more

[Solved] How can i convert java byte array to hexadecimal array in java

[ad_1] There doesn’t appear to be a problem. Java understands hexadecimal notation: it’s okay to write eg = new CommandAPU(new byte[] {(byte)0x80, (byte)0xCA, (byte)0x9F, 0x7F, 0x00}); Your problem is probably the colon : Colons are used for “labeling” code, so that the JVM can go to that point and keep running. That is, because eg … Read more

[Solved] python program using dictionary

[ad_1] Try This: def orangecap(match_details): players_data = {} for k, v in match_details.iteritems(): for player_name, score in v.iteritems(): prev_player = player_name if prev_player == player_name: score = players_data.get(player_name, 0) + score players_data[player_name] = score high_score_player = max(players_data, key=lambda i: players_data[i]) print (str(high_score_player), players_data[high_score_player]) 6 [ad_2] solved python program using dictionary

[Solved] Write a PHP program that reads a word and prints the word in reverse. For example, if the user provides the input “Harry”, the program prints yrraH [closed]

[ad_1] Here’s something to get you going: How it works Since you’re learning, here’s a brief explanation of how it works. First, assign our string to a variable ($str). Next, we create a temporary string to store the reversed version of the string in, $results. Next, we iterate through $str backwards, appending the character to … Read more

[Solved] Basic C pointer syntax [closed]

[ad_1] * is both a binary and a unary operator in C and it means different things in different context. Based on the code you have provided: *leaf = (struct node*) malloc( sizeof( struct node ) ); Here the void * (void pointer) that malloc returns is being casted to a pointer to struct node, … Read more

[Solved] how to concatenate a string and an int c++

[ad_1] For C++, you need all the other important parts, such as the include files, and the namespace qualifiers. Unlike most scripting languages, the programming statements and expressions have to be in the context of a function. For example: #include <iostream> #include <string> using std::cout; using std::endl; using std::string; int main() { int Age = … Read more

[Solved] How to add OpenCV files in Visual Studio

[ad_1] Extract the OpenCV install in any directory you want. Copy the path of the directory where you extracted the OpenCV and add it to your System PATH. Restart your computer to allow it to recognize new environment variables. Open the properties of the project in Visual Studio and select VC++ Directories Select Include Directories … Read more

[Solved] Why is scanf being performed 11 times?

[ad_1] In This case space after %d is format specifier so it’s take 2 argument with space as separator. scanf(“%d %d”, &marks[i], &marks[i+1]); => 1 2 scanf(“%d “, &marks[i]); => 1 2 scanf(“%d”, &marks[i]); => 1 [ad_2] solved Why is scanf being performed 11 times?

[Solved] How to insert a Picture and fit it in tag

[ad_1] In this snippet just replace src code with your link. <!Demo html> <html> <head> <style> .img{ top:0px; left:0px; position:absolute; height:100%; width:100%; } </style> </head> <body> <img src=”http://wallpapersrang.com/wp-content/uploads/2015/12/wallpapers-for-3d-desktop-wallpapers-hd.jpg” alt=”can’t be displayed” align=”center” class=”img”> </body> 1 [ad_2] solved How to insert a Picture and fit it in tag

[Solved] python – history file

[ad_1] If you are trying to delete this lines from the file, try this: import os def removeUrl(url): url_file = “url.txt” fileIn = open(url_file, ‘r’) fileOut = open(“temp.txt”, ‘w’) for line in fileIn: if url not in line: fileOut.write(line) fileIn.close() fileOut.close() os.remove(url_file) os.rename(“temp.txt”, url_file) removeUrl(“www.youtube.com”) [ad_2] solved python – history file