spring boot 2 上传文件大小限制的配置不生效解决方式
上传文件文件过大时出现如下错误:
org.apache.tomcat.util.http.fileupload.FileUploadBase$FileSizeLimitExceededException: The field pic exceeds its maximum permitted size of 10485760 bytes.
因为springboot内置tomact的的文...
IOS基础之切回到主线程的N种方式
方式一：GCD (最常用)
使用GCD又有2种方式：异步回到主线程和同步回到主线程。2种方式的差别在于是否会阻塞原来的线程。
见下方的代码和日志
异步回到主线程（建议使用）
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_...
CSDN英雄大会上，跟苏某翻译的敏捷软件开发合影留念
[img]http://dearwolf.iteye.com/upload/picture/pic/10798/1819886a-f09e-3db9-a54f-182677f08557.jpg[/img]没好意思用另外一根指头。大家看清楚这本书的长相吧～～～
pytesseract 获取图片上字符串,及增加亮度， {MOD}感，对比度，锐度
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weixin_33950035
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from PIL import Image
import pytesseract
text = pytesseract.image_to_string(Image.open("./pic/pythontest.png"))
print(text)
def pic_dispose(x):
image = Image.open(x)
image.show()
#亮度
enh_br...
marathon-lb的高可用性
hi, guies:
look at the pic above, image that:
A is a tomcat service
B is a tomcat service
C is the marathon-lb service
let's just all about them are only one node.
A start, and use the B.marathon.mesos to acce...
asp读xml
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iteye_3952
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guest.xml
殷亮pic/20.jpg湖北荆门2002-10-17 22:48:01ask10@msn.com这是一个基于XML的留言本
黄娟pic/7.jpg湖北武汉2002-10-17 22:48:01fengzhongluwei@hotmail.com你好吗?
set guestXml = Server.CreateObject("MSXML.DOMDocument")guest...
Design Patterns -- Obeserver
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suwei337008
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1. The intent of the Observer pattern is to define a one-to-many dependency such that when one object changes state, all its dependents are notified and updated automatically. see pic:
The Subject here is also called Obser...
Design Patterns -- Factory Method
The Factor Method pattern lets a class developer define the interface for creating an object while retaining control of which class to instantiate, see pic:
To summarize, the signs that Factory Method is at work are that...
ASP.NET----owc绘制图表
protected void pic() {
string datedata = null;
string sql = "select "+str2+" from cellardata where cellars='" + cellar + "' and sendtime between'" + date1 + "' and '" + date2 + "...
用鼠标和键盘控制图片移动源码
Public Class Form1
Private WithEvents panel As Panel
Private WithEvents pic As PictureBox
Private x, y As Integer
Private Sub Form1_KeyDown(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyEv...
OpenCV学习笔记-平滑处理
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u014213012
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平滑处理使用的函数为cvSmooth,例题如下:#include "StdAfx.h"
#include
#include
#include
void main()
{
IplImage* img_src=0;
IplImage* img_dst=0;
char* pictureImage=(char*)("guagua.bmp");
img_src=cvLoadImage(pictureImage,1)...
单片机沉思录——再谈static
静态变量作用范围在一个文件内，程序开始时分配空间，结束时释放空间，默认初始化为0，使用时可以改变其值。
静态变量或静态函数只有本文件内的代码才能访问它，它的名字在其它文件中不可见。用法1：函数内部声明的static变量，可...