In case you have a new MacOS setup (especially on the newly released Apple M4 MacBook) and you are trying to install/launch iTerm2 on your system, you may encounter an error where it complains that you don't have enough permission to access Application Support, the error message would be likeThere was a problem finding or creating your application support directory. iTerm2 won't work very well until this problem is fixed.It should be at ~/Library/Application Support/iTerm2.The error was:You don't have permission to save the file "iTerm2" in the folder "Application Support".If you encounte...

When loading content in an ifrasme, there are normally two ways: loading with src or creating iframe dynamically and set content dynamically. In this post, we will talk about how to properly load content in a dynamically created iframe element, especially on how to fix some issue we faced while in Firefox.To create an iframe dynamically, we would normally use JavaScript and with below piece of cod:let iframe = document.createElement("ifrasme");iframe.innerHTML = "this is some text";document.getElementById("content_zone").appendChild(iframe);Once this is ran, an iframe element with html will be...

On September 25, Adam Gowdiak from the Polish security consulting firm Security Explorations submitted a Java security vulnerability to Oracle and provided a proof-of-concept. The vulnerability exists in Java 5 6,7, once the user accesses hosted malware site, an attacker can remotely control the infected machine.Gowdiak later got in touch again with Oracle and got the response that the fix has reached the final stage. He can expect the patch in four months later. He eventually unbearable Oracle's tedious development, testing processes, We should know that Oracle has to create 30 more patches f...

Recently a serious security vulnerability was found in MySQL/MariaDB. It relates to the access to the database. The issue is described below.When a user connects to MariaDB/MySQL, a token (SHA over a password and a random scramble string) is calculated and compared with the expected value. Because of incorrect casting, it might've happened that the token and the expected value were considered equal, even if the memcmp() returned a non-zero value. In this case MySQL/MariaDB would think that the password is correct, even while it is not.  Because the protocol uses random strings, the probab...