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TransactionManagementError “You can't execute queries until the end of the 'atomic' block” while usi
...nsaction.TransactionManagementError exception.
Like caio mentioned in the comments, the solution is to capture your exception with transaction.atomic like:
from django.db import transaction
def test_constraint(self):
try:
# Duplicates should be prevented.
with transaction.atomi...
How do I set/unset a cookie with jQuery?
...anipulation, so don't use the original answer below.
Go to https://github.com/js-cookie/js-cookie instead, and use the library there that doesn't depend on jQuery.
Basic examples:
// Set a cookie
Cookies.set('name', 'value');
// Read the cookie
Cookies.get('name') => // => 'value'
See th...
Populating a database in a Laravel migration file
...'users')->insert(
array(
'email' => 'name@domain.com',
'verified' => true
)
);
}
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How to list the properties of a JavaScript object?
...ny object. Extending the prototype has some side effects and I wouldn't recommend doing it.
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mongodb, replicates and error: { “$err” : “not master and slaveOk=false”, “code” : 13435 }
...
Always check the manual before you go executing commands you don't understand on your DBs. There could be consequences to the command that the answer doesn't explain. Does this command change the way read ope rations are distributed for all connections to the replica set? ...
jQuery get value of select onChange
...() {
alert( this.value );
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<select>
<option value="1">One</option>
<option value="2">Two</option>
</select>
You can also reference wit...
Using SQL Server 2008 and SQL Server 2005 and date time
...ManifestToken. This has should have the value 2008. Change that to 2005, recompile and everything works.
NOTE: You'll have to do this every time you update the model from database.
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Is Task.Result the same as .GetAwaiter.GetResult()?
...se await.
Also, you're not meant to use GetResult(). It's meant to be for compiler use only, not for you. But if you don't want the annoying AggregateException, use it.
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How do I delete a local repository in git? [duplicate]
I can't find the command. I tried Googling "git 'delete a repository'".
4 Answers
4
...
Does Go provide REPL?
...n output at the bottom on every save.
There was a gotry among standard Go commands, which used to evaluate expressions (with an optional package name), and could be run like gotry 1+2 and gotry fmt 'Println("hello")' from shell. It is no longer available because not many people actually used it.
I...