Tag Archives: git

Array Modifiers Update MongoDB Java Example

This post is in continuation of our Update MongoDB Java Example series.

In the previous post we have Logical Querying MongoDB Java Exampleseen some of the Atomic update modifiers provided by MongoDB with the help of a Java example ,that can be used to
update and add new key to a
document. Now we will move one step ahead and will look into the Array modifiers available in MongoDB. Below are the following Array Modifiers that we are going to cover in this post.

  • $push
  • $each
  • $slice

Continue reading Array Modifiers Update MongoDB Java Example

Revert or Undo a commit using git amend

In the previous post we have seen that how we can revert or undo a local or public git commit using git revert. In this post we are going to see some other ways in which we can Revert or Undo a commit using git. Yes, you have read it right only we are talking about only local commit.

Note : There are lot of things in life and git can’t be undone always .

Undo a commit using git amend :
Let’s consider a scenario where you have just started development of your application , and now you have lot of files to checkin into the git repository so for doing that you have to do a Continue reading Revert or Undo a commit using git amend

Revert or undo last git commit

If you have missed out my previous posts on git repositories then you can read it here.

While working on GIT distributed version control system , you might have found yourself in a scenario where you have to revert or undo last git commit. Reason for revert can be anything like wrong file checked in , some junk code has been checked in that can impact your well developed application etc.

Now here two scenario exists depends on the level of your commit–
1. If the commit has been already pushed to central remote repository that means now it is a public commit that means other developers can see these changes. Continue reading Revert or undo last git commit