[Solved] Get n occurrences of a weekday

Take a look into this. You can do something like: strtotime(“+1 week”, timestamp); Where timestamp is the UNIX timestamp for the start date. You can replace 1 with a variable, and by using a loop you can write a generic function. Hope this helps. Edit #1: Also, you can recur to strtotime() to generate your … Read more

[Solved] White space on top of page (Firefox Specific) [closed]

This appears to be a Firefox bug (#451791). The margin collapse is done wrong. It collapses through hr.clear, as it has no height/padding/border, resulting in 90px of margin above hr.clear, but it also applies the correct margin of 90px below the floating element. Any fix that would ordinarily prevent margin collapse will stop this behavior. … Read more

[Solved] What does it mean by Object [ ] [closed]

your generateNewGreedySolution method returns an array of Object Type In the 5th line you are doing Object[] values = new Object[ins.getDimension()]; So here values is an object array and hence you are returing the same. If you are confused of what to return in methods then please note that if your method signaure is int … Read more

[Solved] C# Class Add ID from one class to another

Instantiate your AnimalList class somewhere(for example in main method) and then add the instances of an Animal class. for example: var animals = new AnimalList(); animals.Add(new Animal() { Name = “”, Type = “”, Gender = “”}); 2 solved C# Class Add ID from one class to another

[Solved] How to make a text change you from one screen to another [closed]

I suppose you are referring to changing from one screen (activity) to another by typing something and not by clicking a button. If that is the case use TextWatcher and on change check for your string (or command) and move to next screen. Something like. textView.addTextChangedListener(new TextWatcher(){ public void afterTextChanged(Editable s) {} public void beforeTextChanged(CharSequence … Read more

[Solved] Memory issues in-memory dataframe. Best approach to write output?

I have been using the following snippet: library(data.table) filepaths <- list.files(dir) resultFilename <- “/path/to/resultFile.txt” for (i in 1:length(filepaths)) { content <- fread(filepaths, header = FALSE, sep = “,”) ### some manipulation for the content results <- content[1] fwrite(results, resultFilename, col.names = FALSE, quote = FALSE, append = TRUE) } finalData <- fread(resultFilename, header = FALSE, … Read more

[Solved] With an array of strings of equal length, get the nth character of each string in it’s own array using LINQ

A quick test shows that setting @jdweng’s purely LINQ solution 1X, a solution somewhat abusing LINQ to do indexing comes in at 7.4X and a solution using for comes in at 28.4X. (Ab)using LINQ with indexing: var c = Enumerable.Range(0, source[0].Length).Select(chpos => Enumerable.Range(0, source.Length).Select(si => source[si][chpos]).Join()).ToArray(); Using nested for loops: var sourcelen = source.Length; var … Read more