learning to see vsm

With the end of the Wednesday exam, still in Silicon Valley, Beijing Java training in the first stage of the study also to the curtain, review this time, hurried like water, can not help but sigh time where to go. Share My Learning experience: 1, to strengthen their own control, reduce their tolerance, after the code not only to knock, but also handwriting. 2, in the two days of rest time for trivial knowledge points often review, especially the det

With the end of the Wednesday exam, still in Silicon Valley, Beijing Java training in the first stage of the study also to the curtain, review this time, hurried like water, can not help but sigh time where to go. Share My Learning experience: 1, to strengthen their own control, reduce their tolerance, after the code not only to knock, but also handwriting.2, in the two days of rest time for trivial knowledge points often review, especially the detail

Spark Source Learning--in the Linux environment with idea to see Spark source This article mainly solves the problem1.Spark under the Linux experimental environment to build A, spark source reading environment preparation This paper introduces the various configuration methods under CentOS. Here are a list of the components needed to build this environment: JDK installation (JDK1.7) Scala installation sbt

1.cd/0724 If not this/Then, is to find in the current file; Yes/, relative path;2. Thecode inside the main function is executed sequentially;3. Themain function is best written in the front;4. permanent data exists on the hard disk and belongs to static data;5. Dynamic Data is stored in memory, which data is Dynamic Data: general temporary data, developers are most concerned about dynamic data, put in memory;6. static can be converted to Dynamic data, Dynamic Data can be converted to static data

case, we simply redraw s to red. The result is all paths through s, which are those paths that previously did not pass N, with a black node missing.Figure 6:n's father, S and S's sons are all black processing4) s and S's sons are all Black, but N's father is red. In this case, we simply exchanged the color of N's brother and father.Figure 7:s and S's sons are All Black, N's father is red-handled5) S is black, S's left son is red, S's right son is black, and N is its father's left son. In this c

detailed and scientific design process, but this is a "waterfall"February 10: User experience design for the fourth phase mobile app-prototyping driverOur design process needs to be iterative, repeated testing and confirmation, as well as constant communication with product managers, programmers, marketers, and visual designers during the design process. The best way to achieve these communication and testing is to use prototypes to drive the design. Of course, the prototype is fidelity, there

embedded software developer, the design capability of the program is the primary skill, which is the same as the requirements of a common software developer. However, as the "carrot" of the embedded development, it is required to understand not only the work process and working principle of the lower level software (such as operating system, driver-level software), in the Professional level of software development also need to fully consider the software design time and space efficiency, In thi

1, RPM package installed, you can see with RPM-QA, if you want to find a package is installed, with Rpm-qa | grep "Software or the name of the package"2, with the Deb package installed, can be seen with dpkg-l. If you are looking for a specified package, use dpkg-l | grep "Software or package name"3, Yum method installed, can be found with Yum list installed, if it is to find the specified package, with Yum list installed | grep "software name or pack

a detailed and scientific design process, but this is a "waterfall"February 10: User experience design for the fourth phase mobile app-prototyping driverOur design process needs to be iterative, repeated testing and confirmation, as well as constant communication with product managers, programmers, marketers, and visual designers during the design process. The best way to achieve these communication and testing is to use prototypes to drive the design. Of course, the prototype is fidelity, ther