[Solved] Removing objects from an array, objects having value which match a regex pattern

You can use Array.filter to achieve that. var arr = [{ type: “parent”, Level: “1-1”, },{ type: “parent”, Level: “1-2”, },{ type: “child”, Level: “1-2-1”, },{ type: “child”, Level: “1-2-2”, },{ type: “child”, Level: “1-2-3”, },{ type: “child”, Level: “1-4-3”, },{ type: “parent”, Level: “1-3”, } ]; var nodetoberemoved = “1-2”; var result = arr.filter(function(elem){ … Read more

[Solved] numberOfRowsInSection repeats counting the last section

Surely you just want to look at the relevant section rather than looping through all the sections. Something like: – (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section { if([buttonTags containsObject:@(section)]) { return 0; } else { return [arrayOfArrays[section] count]; } } 0 solved numberOfRowsInSection repeats counting the last section

[Solved] Populate an array by splitting a string

It looks like your code is essentially working. It’s just your checking logic that makes no sense. I’d do the following: use strict; use warnings; if (@ARGV != 1) { print STDERR “Usage: $0 <consensus fasta file>\n”; exit 1; } open my $fh, ‘<‘, $ARGV[0] or die “$0: cannot open $ARGV[0]: $!\n”; my @consensus; while … Read more

[Solved] Merging objects by property, accumulating another property in node

var sales = [ { order_id: 138, price: 25, }, { order_id: 138, price: 30, }, { order_id: 139, price: 15, }, { order_id: 131, price: 25, }, ]; var buf = {} sales.map(obj => { if(buf[obj.order_id]) { buf[obj.order_id].price += obj.price } else { buf[obj.order_id] = obj } }) var result = Object.values(buf) console.log(result) 1 … Read more

[Solved] Call async code in an Action in C# [duplicate]

You need to mark your action as async just like you would any method, for example: Action action = async delegate() //snip However, this is equivalent to an async void method which is not recommended. Instead you many consider using Func<Task> instead of action: Func<Task> doStuff = async delegate() { using (var client = new … Read more