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Script Tag - async & defer
...hen you can't make them async without additional code to control execution order, but you can make them defer because defer scripts will still be executed in order, just not until after the document has been parsed. If you have that code and you don't need the scripts to run right away, you can mak...
How is attr_accessible used in Rails 4?
...ible in the model anymore.
Dealing with accepts_nested_attributes_for
In order to use accepts_nested_attribute_for with strong parameters, you will need to specify which nested attributes should be whitelisted.
class Person
has_many :pets
accepts_nested_attributes_for :pets
end
class PeopleC...
How to use phpexcel to read data and insert into database?
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In order to read data from microsoft excel 2007 by codeigniter just create a helper function excel_helper.php and add the following in:
require_once APPPATH.'libraries/phpexcel/PHPExcel.php';
require_once APPPATH.'l...
Looping through a hash, or using an array in PowerShell
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How can I enumerate the hash in another order? E.g. when I want to print its content in ascending order (here a ... b ... c). Is it even possible?
– LPrc
Oct 27 '17 at 14:14
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How do I use a PriorityQueue?
...d pass in a comparator which compares in the appropriate way for your sort order. If you give an example of how you want to sort, we can provide some sample code to implement the comparator if you're not sure. (It's pretty straightforward though.)
As has been said elsewhere: offer and add are just d...
Is it possible to use argsort in descending order?
...commands numpy.flipud() or numpy.fliplr() to get the indexes in descending order after sorting using the argsort command. Thats what I usually do.
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How to sort ArrayList in decreasing order?
How to sort an ArrayList<Long> in Java in decreasing order?
14 Answers
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Why do people write the #!/usr/bin/env python shebang on the first line of a Python script?
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In order to run the python script, we need to tell the shell three things:
That the file is a script
Which interpreter we want to execute the script
The path of said interpreter
The shebang #! accomplishes (1.). The shebang ...
SqlException from Entity Framework - New transaction is not allowed because there are other threads
...ds, you can write your query like this:
foreach (var client in clientList.OrderBy(c => c.Id).QueryInChunksOf(100))
{
// do stuff
context.SaveChanges();
}
The queryable object you call this method on must be ordered. This is because Entity Framework only supports IQueryable<T>.Sk...
What is the difference between google tag manager and google analytics?
...dorequest the very definition of change requires for something to exist in order to be changed.
– vitoriodachef
Sep 10 '19 at 17:13
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