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What are the differences between the different saving methods in Hibernate?
... difference between transient, detached and persistent entities. For more info on the object states, take a look here. With save & update, you are dealing with persistent objects. They are linked to a Session so Hibernate knows what has changed. But when you have a transient object, there is...
Finding Number of Cores in Java
...s you can run cmd and terminal command and then to parse the output to get info you need.Below is shown function that returns number of physical cores .
private int getNumberOfCPUCores() {
OSValidator osValidator = new OSValidator();
String command = "";
if(osValidator.isMac()){
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What are sessions? How do they work?
...rms 'cookies' and 'sessions'. I understand cookies in that they store some info in a key value pair on the browser. But I have a little confusion regarding sessions, in a session too we store data in a cookie on the user's browser.
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I need to pop up and trash away a “middle” commit in my master branch. How can I do it?
...you are ripping commits out of the middle of your history anyway!
Here's info on Cherry Picking:
What does cherry-picking a commit with git mean?
Here's some on doing it with Tortoise Git (as I just did). It's definitely easier to use a gui utility for these sorts of operations!
Cherry pick usi...
Applying a git post-commit hook to all current and future repos
... the installed version of defaults you want to keep (individual hooks, the info directory...) and then your own content in hooks/post-commit and anything else you want to customize.
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Difference between Destroy and Delete
...s a new object from the attributes, and then calls destroy on it." rubydoc.info/docs/rails/4.1.7/ActiveRecord%2FRelation:destroy
– Marco Lackovic
Jan 9 at 15:15
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How can I push a local Git branch to a remote with a different name easily?
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Can you provide a link supporting the information you share about -u being deprecated? Docs for latest version regarding push at git-scm.com seem to suggest it's current. Thanks in advance - it could be very helpful to readers to follow up for more info.
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Automatically plot different colored lines
...ining the Color of Lines for Plotting in the MATLAB documentation for more information.
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How does facebook, gmail send the real time notification?
...polls, it's a JSON response, with what appears to be a list of events, and info about them. It's minified though, so is a bit hard to read.
In terms of the actual technology, AJAX is the way to go here, because you can control request timeouts, and many other things. I'd recommend (Stack overflow ...
Git: Set up a fetch-only remote?
...a_pr_and_do_not_push_directly_to_master and it would work just fine.
More info: git-config pushRemote
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