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The object cannot be deleted because it was not found in the ObjectStateManager
...bove worked for me since i was deleting registers from more than one class/service and each of of them was instantiating it's own database connection context.
What i did to solve it was to send the first created context to the rest of the classes/services that where going to access the database.
F...
How to get evaluated attributes inside a custom directive
...me issues, I'm going to update it to a better one. Apparently, $parse is a service which does not lie in properties of the current scope, which means it only takes angular expressions and cannot reach scope.
{{,}} expressions are compiled while angularjs initiating which means when we try to access ...
Check if Internet Connection Exists with Javascript? [duplicate]
...ne use anyhow. If your site is unreachable for any reason, then your other services running on the same servers will likely be unreachable also. That decision is up to you.
I wouldn't recommend making an XHR request to someone else's service, even google.com for that matter. Make the request to you...
How do I push a local repo to Bitbucket using SourceTree without creating a repo on bitbucket first?
...o your BitBucket private repos. Your keys aren't just for Git either, many services use ssh keys to identify users, and the best part is you only need one. If you ever lose your keys (e.g. when changing computers), just follow the steps to create and register a new one.
Sidenote: Creating SSH Keys ...
What HTTP status response code should I use if the request is missing a required parameter?
...ebHttpBinding.
The 404 Not Found can make sense if you consider your web service method name together with its parameter signature. That is, if you expose a web service method LoginUser(string, string) and you request LoginUser(string), the latter is not found.
Basically this would mean that the ...
Postgresql - unable to drop database because of some auto connections to DB
...y restart PostgreSQL. This command will do the trick
root@kalilinux:~#sudo service postgresql restart
Then try dropping the database:
postgres=# drop database test_database;
This will do the trick.
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Liquibase lock - reasons?
...uibase. In case it is Spring Boot 2 it is possible to extend liquibase.lockservice.StandardLockService without the need to run direct SQL statements which is much cleaner. E.g.:
/**
* This class is enforcing to release the lock from the database.
*
*/
public class ForceReleaseLockService extend...
MySQL: Enable LOAD DATA LOCAL INFILE
... update your /etc/apparmor.d/local/usr.sbin.mysqld and reload the apparmor service.
– Leo
Mar 23 '16 at 19:16
...
How to avoid reverse engineering of an APK file?
...ad when decompiled, if not impossible.
Move the most critical parts of the service out of the app, and into a webservice, hidden behind a server side language like PHP. For example, if you have an algorithm that's taken you a million dollars to write. You obviously don't want people stealing it out ...
Using port number in Windows host file
...an be used.
Note: I am assuming 127.65.43.21:80 is not occupied by another service.
You can check with netstat -a -n -p TCP | grep "LISTENING"
added the following network configuration with netsh command utility
netsh interface portproxy add v4tov4 listenport=80 listenaddress=127.65.43.21 connec...