我们可以通过让UI线程读取计数器后按每秒将其归零。但是,如果读取和归零是单独的步骤,我们可能得到以下竞态条件:1. UI线程读取计数器;2. 在UI线程有机会将其归零之前,工作线程会再次递增它;3. UI线程将计数器归零,这导致了之前的增量消失。 如果UI线程以原子方式将当前值与零交换,则争用消失。 2. 测试和设置 ...
When building any product, it is a good idea to focus on the customer first. This is also very important when designing an API.InChapter 8, we talk about different types of developers and use cases as well as strategies to engage with them and give them value. It is important that you...
Note that while 1.0 wasn't usable, the programmer was actually very close, and 99% of the solution is salvageable, and there's an easy operational work-around, which could be performed on-site by any qualified tech. If they had only allowed the programmer to talk to the customer directly...
Tahoma is the default VCL (Delphi) font, and it was the standard Windows UI font prior to Windows Vista. These days, the standard Windows GUI font is Segoe UI. But after carefully trying various fonts and sizes, I am positive that this is Arial. With Arial, I obtain a pixel-perfect m...
Learn about what a job description is, and get free job descriptions that cover responsibilities, job duties, and requirements for more than 2,000 jobs.A job description is a document that clearly states essential job requirements, job duties, job responsibilities, and skills required to perform ...
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Is a AR/VR Developer the same as a Augmented Reality Programmer? Yes, AR/VR Developers are sometimes also referred to as Augmented Reality Programmer. Other common names for AR/VR Developer include: Extended Reality Rrogrammer, Mixed Reality Programmer, VR Developer, VR Engineer. ...
On the plus side, YUI is a complete solution for building cross-browser web applications which (mostly) work in IE6 and above. It has also given us some great side projects such as theYUI Compressor. However, the library possibly became too big and too complex. YUI locked you in and fu...
This is where you begin to understand just how powerful and complex JOptionPane actually is. This is a basic concept I just whipped, based on builder pattern... public class MessageDialog { public enum Action { OKAY, CANCEL; } public enum Type { ERROR(UIManager.getLookA...
Generally, the interface’s job is to simplify and concentrate internal capabilities into a form that is useful for the client. What is different about APIs and UIs is that they interface with different types of clients. On a laptop, the UI consists of input devices such as a keyboard and...