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PHP 2022-03-27 09:30:05
get count laravel
$count = ModelName::where('id',$id)->count(); Add solution -
PHP 2022-03-24 01:20:09
how to run foreach for the entire array except for one line in php
There are multiple ways of approaching this problem. The first solution is to use a flag boolean to indicate the first element and proceed in your foreach $firstElement = true; foreach($array as $key => $val) { if($firstElement) { $firstEl... Add solution -
Python 2022-02-28 19:20:07
pytorch check if using gpu
In [1]: import torch In [2]: torch.cuda.current_device() Out[2]: 0 In [3]: torch.cuda.device(0) Out[3]: <torch.cuda.device at 0x7efce0b03be0> In [4]: torch.cuda.device_count() Out[4]: 1 In [5]: torch.cuda.get_device_name(0) Out[5]: 'GeForce GTX ... Add solution -
Java 2022-02-16 00:20:05
get number of items in combobox java
int size = jComboBox.getItemCount(); Add solution -
Java 2022-02-15 12:30:35
count the number of occurrences of a character in a string java
String someString = "elephant"; long count = someString.chars().filter(ch -> ch == 'e').count(); assertEquals(2, count); long count2 = someString.codePoints().filter(ch -> ch == 'e').count(); assertEquals(2, count2); Add solution