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How to alias a table in Laravel Eloquent queries (or using Query Builder)?
...users = DB::table('really_long_table_name AS t')
->select('t.id AS uid')
->get();
Let's see it in action with an awesome tinker tool
$ php artisan tinker
[1] > Schema::create('really_long_table_name', function($table) {$table->increments('id');});
// NULL
[2] &g...
C# switch on type [duplicate]
...something along these lines could help
// nasty..
switch(MyObj.GetType.ToString()){
case "Type1": etc
}
// clumsy...
if myObj is Type1 then
if myObj is Type2 then
etc.
share
|
improve this ...
How to create a dialog with “yes” and “no” options?
...hich displays a prompt and returns true or false based on what the user decided:
if (confirm('Are you sure you want to save this thing into the database?')) {
// Save it!
console.log('Thing was saved to the database.');
} else {
// Do nothing!
console.log('Thing was not saved to th...
SQL Server - Return value after INSERT
...INSERT-statement.
Example:
I've got a table with the attributes name and id. id is a generated value.
13 Answers
...
Using SSH keys inside docker container
...d command
$ docker build -t example --build-arg ssh_prv_key="$(cat ~/.ssh/id_rsa)" --build-arg ssh_pub_key="$(cat ~/.ssh/id_rsa.pub)" --squash .
Dockerfile
FROM python:3.6-slim
ARG ssh_prv_key
ARG ssh_pub_key
RUN apt-get update && \
apt-get install -y \
git \
openss...
How to use pull to refresh in Swift?
... {
super.viewDidLoad()
refreshControl.attributedTitle = NSAttributedString(string: "Pull to refresh")
refreshControl.addTarget(self, action: #selector(self.refresh(_:)), for: .valueChanged)
tableView.addSubview(refreshControl) // not required when using UITableViewController
}
@objc fu...
Check for column name in a SqlDataReader object
...taRecordExtensions
{
public static bool HasColumn(this IDataRecord dr, string columnName)
{
for (int i=0; i < dr.FieldCount; i++)
{
if (dr.GetName(i).Equals(columnName, StringComparison.InvariantCultureIgnoreCase))
return true;
}
...
MySQL combine two columns into one column
... The SQL standard provides the CONCAT() function to concatenate two strings into a single string. SQLite, however, does not support the CONCAT() function. Instead, it uses the concatenate operator (||) to join two strings into one.
– PaulH
Oct 28 '19 at ...
How to force Chrome browser to reload .css file while debugging in Visual Studio?
...cated solutions, but a very easy, simple one is just to add a random query string to your CSS include.
Such as src="/css/styles.css?v={random number/string}"
If you're using php or another server-side language, you can do this automatically with time(). So it would be styles.css?v=<?=time();?&...
Django ManyToMany filter()
...
Just restating what Tomasz said.
There are many examples of FOO__in=... style filters in the many-to-many and many-to-one tests. Here is syntax for your specific problem:
users_in_1zone = User.objects.filter(zones__id=<id1>)
# same thing but us...