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PostgreSQL ERROR: canceling statement due to conflict with recovery
...edback property in the Postgres properties.
We referred the following link
https://aws.amazon.com/blogs/database/best-practices-for-amazon-rds-postgresql-replication/
I hope it will help.
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Should methods in a Java interface be declared with or without a public access modifier?
...the option to leave out 'public' introduces.
Note the current wording at: https://docs.oracle.com/javase/specs/jls/se9/html/jls-9.html#jls-9.4
"A method in the body of an interface may be declared public or
private (§6.6). If no access modifier is given, the method is implicitly public. It i...
ASP MVC in IIS 7 results in: HTTP Error 403.14 - Forbidden
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I had the same issue. This Microsoft support article fixed it for me.https://support.microsoft.com/en-us/help/2023146/mvc-2-and-asp.net-4-web-forms-applications-that-use-url-routing-might-return-http-404-errors-when-they-attempt-to-process-extensionless-urls-on-iis-7-and-iis-7.5
In the "Turn ...
How can I find script's directory with Python? [duplicate]
... inserted before the entries inserted as a result of PYTHONPATH.
Source: https://docs.python.org/library/sys.html#sys.path
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Show current assembly instruction in GDB
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GDB Dashboard
https://github.com/cyrus-and/gdb-dashboard
This GDB configuration uses the official GDB Python API to show us whatever we want whenever GDB stops after for example next, much like TUI.
However I have found that this impleme...
How to extract the file name from URI returned from Intent.ACTION_GET_CONTENT?
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developer.android.com has nice example code for this:
https://developer.android.com/guide/topics/providers/document-provider.html
A condensed version to just extract the file name (assuming "this" is an Activity):
public String getFileName(Uri uri) {
String result = null;
...
How to get a number of random elements from an array?
...ed with .indexOf(j) > -1.
Performance against the accepted answer:
https://jsperf.com/pick-random-elements-from-an-array
The performance difference is the greatest on Safari.
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postgresql list and order tables by size
...user_tables ORDER BY pg_total_relation_size(relid) DESC;
taken from here https://wiki-bsse.ethz.ch/display/ITDOC/Check+size+of+tables+and+objects+in+PostgreSQL+database
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Event on a disabled input
...disabled").attr("disabled", false).focus();
});
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script>
<div>
<input type="text" disabled />
</div>
...
Filtering for empty or NULL names in a queryset
...ch as CharField or TextField. Read the documentation for the explanation:
https://docs.djangoproject.com/en/dev/ref/models/fields/#null
Solution:
You can also chain together methods on QuerySets, I think. Try this:
Name.objects.exclude(alias__isnull=True).exclude(alias="")
That should give you ...