Month: September 2022

[Solved] Display only some digits of an Int [closed]

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It depends on your specific requirements. This prints the first two digits of an integer number let intVal = 12345 print(String(intVal).prefix(2)) Output: 12 Another way which only prints certain ones in the number: let intVal = 12345 let acceptableValues = [“1”, “2”] let result = String(intVal).filter { acceptableValues.contains(String($0)) } print(result) Output: 12 solved Display only … Read more

[Solved] Syntactic sugar JavaScript ( If statement) Error [closed]

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I try to use syntactic sugar The conditional operator is not syntactic sugar. It’s a specific operator with a specific purpose, and you’re simply using it incorrectly. It is used for conditionally producing a value as an overall expression, one value if the condition is true and another if it’s false. For example: let x … Read more

[Solved] What does || exactly Mean? [duplicate]

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The || operator is similar to the keyword or but is different from the keyword or in extremely important ways. Below are two great write-ups on the topic, comparing the two and showing you how to use either one: http://devblog.avdi.org/2010/08/02/using-and-and-or-in-ruby/ New version, with video: http://devblog.avdi.org/2014/08/26/how-to-use-rubys-english-andor-operators-without-going-nuts/ The most important thing to note in what Avdi says, … Read more

[Solved] Recursive function:What is the difference between C++ and Python?

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The C++ code doesn’t work perfectly. It’s undefined behavior and everything can happen. That includes working, just suddenly stopping to work tomorrow, or on Christmas eve and delete all your files… C++ standard draft n4527 (6.6.3/2 [stmt.return]): The expression or braced-init-list of a return statement is called its operand. A return statement with no operand … Read more

[Solved] How to print 10 numbers per line in java

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while loops? Why not use for loops? They are much better in this kind of situation i.e. when you want to repeat something a known number of times. You can use a nested for loop to make this happen: int counter = 0; for (int i = 0 ; i < 10 ; i++) { … Read more

[Solved] Separate Int from String on file input [closed]

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Depending on your needs, it looks like something that could be solved using regex or string splitting by a regex number pattern then filtering out what you need. Example of doing the first line for matching 1 and 3 String s = “Z=1X1+3X2”; Pattern p = Pattern.compile(“([13])”); Matcher m = p.matcher(s); while (m.find()) { System.out.println(m.group()); … Read more

[Solved] How to replace the string inside { } with new value [closed]

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If you could use a different string for your template, something like this would work: string formattedText = string.Format( “{0} has deviated from GeoFence at {1} in {2}”, vehicleno, dt.ToString(“MM/dd/yyyy”), location); Alternatively, you could chain together Replace() calls using your template: string formattedText = s.Replace(“{Vehicle No}”, vehicleno).Replace(…).Replace(…); 1 solved How to replace the string inside … Read more

[Solved] character and array [closed]

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char name; This gives you a single char object. char name[5]; This gives you 5 char objects, one after the other – this is called an array of 5 chars. You can index them with name[0], name[1]… until name[4]. “best” This is a string literal. It represents an array of 5 chars in read-only memory, … Read more

[Solved] Writing ( and ) in a regex doesn’t work

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What about this regex? \(‘(.*)’\) You need to escape ( and ) since those are reserved in Regex. So every time you encounter a ( or a ) which you want to evaluate as a literal, you need to escape them. 8 solved Writing ( and ) in a regex doesn’t work

[Solved] How and where to put Jquery into a fully PHP page?

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For Optimizing the performance of a webpage it’s always recommended to put the Javascript file to your footer. So load your script files in your footer file. In wordpress you’ve a footer.php Change <script type=”text/javascript” src=”https://stackoverflow.com/questions/27962150/<?php bloginfo(“template_directory’);?>/javascript/jquery.pajinate.js”></script> TO <script type=”text/javascript” src=”https://stackoverflow.com/questions/27962150/<?php echo echo get_template_directory(); ?>/javascript/jquery.pajinate.js”></script> 7 solved How and where to put Jquery into a … Read more