Today's Question:  What does your personal desk look like?        GIVE A SHOUT

SEARCH KEYWORD -- API VERSION



  Understanding PGO in GoLang 1.20

Background The Go 1.20 version was officially released in February 2023, it introduced the PGO(Profile Guided Optimization) mechanism. The basic principle of PGO can be divided into the following two steps: First, profiling is performed on the program to collect data about the program's runtime and generate a profiling file. When compiling the program, enable the PGO option, and the compiler will optimize the program's performance based on the content in the .pgo file. When compiling a program...

   GO 1.20,PGO,GOLANG     2023-02-28 04:27:46

  Java SynchronizedList and Iterator

While reading some material about concurrency, I come up with some writing about using SynchronizedList wrap about normal List to enable synchronization.   But one interesting thing is http://docs.oracle.com/javase/7/docs/api/java/util/Collections.html#synchronizedList%28java.util.List%29   It says     It is imperative that the user manually synchronize on the returned list when iterating over it:     1   List list = Collections.synchronizedList(new A...

       2015-12-03 03:04:08

  Different types of keystore in Java -- Windows-MY

Windows-MY is a type of keystore on Windows which is managed by the Windows operating system. It stores the user keys and certificates which can be used to perform cryptographic operations such as signature verification, data encryption etc. Since it's a kind of native keystore, Java doesn't have a general API to access it. To help Java applications access the keys and certificates stored in Windows-MY keystore, Java provides a separate API -- SunMSCAPI. The SunMSCAPI provider is ...

   JAVA,KEYSTORE,WINDOWS-MY,SUNMSCAPI     2016-01-09 05:45:59

  The story behind Sublime Text

Sublime Text is a cross-platform text and source code editor, with a Python application programming interface (API). The graphical user interface design was inspired by Vim.Its functionality is also extendable with plugins; Post its release, it gained much attention and wide popularity. Do you know what's the story behind Sublime Text? Jon Skinner left his job as a software engineer at Google in order to pursue a dream: to build a better text editor. The end result is the popular Sublime Text t...

   Sublime Text,Story,History     2013-09-22 11:05:36

  Does Android team like to eat Kitkat?

Google released the new Android development code for Android 4.4 :KitKat.The new version will bring astonishing user experience for Android users. The interesting thing about the name is that it has the same name as one brand of Nescafe's chocolate wafer. Nescafe has authorized that Google can use this name as their development code. We may guess that the project team or the director was eating Kitkat or like to eat Kitkat while they were brainstorming the new development code, so they came out ...

   Android,Kitkat,development code     2013-09-03 23:03:03

  Sending message to Slack Incoming Webhook using PHP

Slack is a popular work collaboration tool and it provides many features which help teams collaborate. It has one function which allows sending messages to channels from external source such as your own web service -- Incoming Webhook. This is extremely useful when want to monitor something and get notified when some event occurs and it doesn't require complicated setup. To send messages using Incoming Webhook, a service URL has to be generated on Slack and then the message can be posted to this...

   PHP,CURL,SLACK,INCOMING WEBHOOK     2017-03-11 21:32:28

  Things to Look for in Microsoft .NET Framework 4.7

The .NET Framework 4.7 is the updated version of the .NET Framework 4.6.2.  It can run along with earlier versions of the .NET Framework. On installation it appears as an update for Microsoft Windows under the Installed Updates item in Control Panel. The improvements in the.NET Framework 4.7 includes: High DPI support for Windows Forms applications on Windows 10 Touch support for WPF applications on Windows 10 Enhanced cryptography support Performance improvements .NET Framework Documenta...

   ASP.NET, ASP.NET FRAMEWORK     2017-07-18 05:55:20

  jQuery to check whether checkbox is checked

In Vanilla JavaScript, the correct way of checking whether a checkbox is checked is to get the property checked of the checkbox. Assuming there is an checkbox with id "checkbox1", below line will return true if the checkbox is checked while it will return false if the checkbox is unchecked: document.getElementById("checkbox1").checked In jQuery, there are a few ways to check this. The first one is to using the corresponding counterpart of the Vanilla JavaScript, it is to check the checked proper...

   jQuery,checked,checkbox,attr,prop     2015-07-25 08:49:54

  New features in Java 9

Java 9 is planned to be released in March 2017. It will be 3 years since Java 8 was released. Are you still excited about the new features introduced in Java 8 such as Lambda, new Date APIs etc? Now Java 9 is to be released and there are also quite a few fantastic new features to be introduced. Below is a list of major new features in Java 9. Modular system. Java 9 will introduce a brand new modular system to organize Java codes. The modular system will divide different packages into diffe...

   JAVA,NEW FEATURE,JAVA 9     2016-04-05 09:56:01

  Chrome’s WebRTC roadmap

Last January, Chrome was the first major browser to preview WebRTC, HTML5's new real time audio and video stack. Since then, we've been hard at work keeping up with the evolving specification, fixing bugs and listening to the web community’s feedback. The main parts of the WebRTC specification are now stable and are coming soon to all 200M+ Chrome users. With this blog post, we want to help developers plan for what will be introduced in this first stable release later this year. ...

   WebRTC,Google,Open source,Roadmap     2012-04-12 10:27:51