Spring MVC learning notes

1. SpringMVC ssm: mybatis + Spring + spring MVC MVC three-tier architecture JavaSE: study hard and get started quickly JavaWeb: study hard, teachers lead, and get started quickly SSM framework: study official documents, exercise self-study ability, exercise note taking ability and exercise project ability   SpringMVC + SpringBoot + Spring ...

Added by Deltran on Sat, 19 Feb 2022 06:57:49 +0200

Network model construction

Network model construction of deep learning 1, Inherit Module class construction model Module class is a model construction class provided in nn module. It is the base class of all neural network modules. We can inherit it to define the model we want. The following inherits the module class to construct the multi-layer perceptron menti ...

Added by e7gaskell on Sat, 19 Feb 2022 06:56:16 +0200

Constant pool in java

The runtime data area of JVM mainly includes heap, stack, method area, program counter, etc. The method area is used to store class information, constants, static variables and code compiled by the real-time compiler that has been loaded by the virtual machine. More specifically, static variables + constants + class information (version, meth ...

Added by mhoard8110 on Sat, 19 Feb 2022 06:50:24 +0200

Raspberry pie + ouxia outdoor temperature and humidity sensor + Arduino Nano+433Mhz receiving module + RRDTOOL production of indoor and outdoor temperature and humidity recording and monitoring system

Collect indoor and outdoor temperature and humidity data through arduino, and transmit the collected data to raspberry pie in the form of json data through serial port. There is a service in raspberry pie to obtain the data from serial port and write the data into rrd file. Make another script on the raspberry pie, generate graphics every 5 m ...

Added by pmaiorana on Sat, 19 Feb 2022 06:45:04 +0200

PyTorch source code interpretation of torch Autograd: detailed explanation of gradient calculation

prefaceThis note mainly introduces the function of autograd module in pytorch, mainly involves the code under torch/autograd, and does not involve the underlying C + + implementation. The source code involved in this article is subject to PyTorch 1.7.torch.autograd.function (back propagation of function)torch.autograd.functional (back propagati ...

Added by JOWP on Sat, 19 Feb 2022 06:40:26 +0200

c language sorting algorithm

C language sorting algorithm 1. Bubble sorting Bubble Sort is A simple sort algorithm. It repeatedly visits the sequence to be sorted, compares two elements at A time, and exchanges them if their order (e.g. from large to small and from A to Z) is wrong. #include <stdio.h> void bubble_sort(int arr[], int len) { int i, j, temp; ...

Added by LonelyPixel on Sat, 19 Feb 2022 06:40:46 +0200

Concept and principle of collaborative process, etc

Concept and principle of collaborative process, etc Concept of collaborative process Coroutine (English: coroutine) is a kind of component of computer program, which promotes * * * collaborative * * * multitasking subroutine, and allows execution to be suspended and restored. English co routine, CO collaboration, routine (another name for com ...

Added by Royalmike on Sat, 19 Feb 2022 06:34:40 +0200

Review of python basic grammar [3] control structure & file operation & Boolean logic

preface Note: the picture & code comes from the Internet, such as mooc, Songtian teacher python course of Beijing University of technology, etc; 1, Branching structure 1. Basic knowledge 1) Format if(condition): statements else: statements perhaps if(Condition 1): statements elseif(Condition 2): statements elseif(Cond ...

Added by justoneguy on Sat, 19 Feb 2022 06:32:37 +0200

GTS Academy: create CVM in batch by using interface

backgroundAt present, the training of Tencent cloud self-developed products such as GTS academy, TCS, TBDS, TSF, TDSQL and TBASE requires the trainees to bring their own environment. During the training, the trainees use their own environment for practical exercises. The training environment of each product has different requirements for the nu ...

Added by Fari on Sat, 19 Feb 2022 06:29:11 +0200

Using TreeSet to realize two sorting methods of Comparable and Comparator (NATURAL sorting and customized sorting)

Recently, I was looking at the relevant contents of collections in Javase. As one of the implementation classes of the Set interface, TreeSet adopts the storage structure of red black tree. The requirements are: 1) Attributes added to TreeSet must be objects of the same class; 2) Every time you insert elements into the tree through add (), you ...

Added by me102 on Sat, 19 Feb 2022 06:24:35 +0200