[Solved] i want to echo the values from index 3 to 5 in an associative array, couldn’s figure it out,

[ad_1] If your array contains values in consecutive numeric order – array_slice would be the simplest approach: $result = array_slice($ar, 2, 3); print_r($result); The output: Array ( [C] => 3 [D] => 4 [E] => 5 ) ———- To print the result as key/value pairs: foreach (array_slice($ar, 2,3) as $k => $v) { echo “$k … Read more

[Solved] cannot implicitly convert type int

[ad_1] The method you are calling expects a nullable int, whereas you are passing the Text property of a textbox, which is a string. Even if the textbox contains as string that can be converted to an int, it’s still a string. Some languages (such as JavaScript) will automatically convert values for you. C# is … Read more

[Solved] Final Answer for volume of a spherical tank not valid

[ad_1] Try this code, you should pass height and radius to the function: #include <stdio.h> #include <stdlib.h> #include <math.h> double calculatevolume(double,double,double); double main() { double radius, height; double sum; //for storing the radius of the reservoir given by the user //for storing the calculated volume of the water. printf(“Please enter the Radius in meters first … Read more

[Solved] How to change an Image in a button on clicking the button?

[ad_1] A Xamarin/C# way: var button = FindViewById<Button>(Resource.Id.myButton); button.Click += delegate { button.Text = “Some New Text”; // If your image is a Drawable button.SetBackgroundResource(Resource.Drawable.button_background); // From an asset button.Background = Drawable.CreateFromStream(Assets.Open(“button_asset.jpg”), null); // From an arbitrary path button.Background = Drawable.CreateFromPath(“/sdcard/Download/downloaded_file.jpg”); }; Update: If you are using drawableLeft, drawableRight, etc… in your layout, you can … Read more

[Solved] Multiple definition error on the same line

[ad_1] As some of the commentors mentioned it appears this kind of problem is most often caused by trying to compile the same file twice. Including an implementation (.cpp) file is a quick way to do this. Another way to compile a file twice is to include it twice in the project, which is what … Read more