Monday, July 17, 2017

Mongo find by id from one collection in other on remove

var id = db.getCollection('first_collection').find({jobClass:"com.example.CleanerJob"}, { _id: 1 }).next()._id;

Test it on your local. If it is ok, replace all "findOne" with "remove"

quartz and mongo:
org.quartz.JobPersistenceException: Could not load job class [See nested exception: java.lang.ClassNotFoundException:
at com.novemberain.quartz.mongodb.JobConverter.toJobDetail
at com.novemberain.quartz.mongodb.MongoDBJobStore.triggersFired

Tuesday, July 11, 2017

Все сотовые Украины

Все мобильные операторы Ураины
All Ukraine mobile operators.
Mobile UA codes.

Wednesday, July 5, 2017

Create one class from another with Stream API

public class User {
public User(

public class UserInfo {
public UserInfo(User log) {

List all = service.getUsers();

List infos =;

Tuesday, July 4, 2017

Rename git branch

Create a new branch from the old one:

git checkout branch_name
git checkout -b new_branch_name
git push --set-upstream origin new_branch_name

Delete the old branch local and remote:

git branch -D branch_name
git push origin --delete branch_name

Possible you want to rebase or squash commits:

git rebase -i master