Front-end direct transmission of cos using temporary key & implementing node to obtain temporary key interface

Background The originally used cos is the node interface called, but because the gateway of the company’s node project limits the size of the uploaded file, then the front end directly uploads the cos (mainly to do it yourself); but! It is very unsafe to use a fixed key to directly upload cos from the […]

Office E5 OneDrive API usage guide: registration + key acquisition + temporary upload link + fragmentation

Journey of Imagination: My original blog is completely handcrafted, absolutely not ported, and there is no possibility of repetition on the entire network; I have no team, and I only share it for technology enthusiasts, and all content does not involve advertisements. All my articles are only published on CSDN, Nuggets and personal blog (must […]

Java running error [Caused by: java.lang.IllegalArgumentException: Could not resolve placeholder ‘airs.appkey’]

The error is as follows, org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name ‘arisController’: Unsatisfied dependency expressed through field ‘arisIframeService’; nested exception is org.springframework.beans.factory.rea beanCreationException: Error c arisIframeService’: Injection of autowired dependencies failed; nested exception is java.lang.IllegalArgumentException: Could not resolve placeholder ‘airs.appkey’ in value “${airs.appkey}” at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.resolveFieldValue( at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject( at org.springframework.beans.factory.annotation.InjectionMetadata.inject( at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties( at at […]

BS problem: k8s deployment Nacos Could not resolve placeholder ‘NACOS_AUTH_IDENTITY_KEY’ in value “${NACOS_AUTH_IDENT

Official website document 2.X Kubernetes Nacos Nacos mirror: nacos/nacos-server:latest I followed the official documentation to execute Verify that the Nacos node starts successfully Then the pods keep restarting, check the pod log How can this parameter be less? The yaml file that starts the pod — apiVersion: v1 kind: Service metadata: name: nacos-headless labels: app: […]

static static + package and guide package + access rights + getter and setter + inheritance + super keyword + method rewriting + polymorphism

static static The problem with this graph is how many people it will print as many times and what is the country We can define it as a static variable at the beginning, so that later it will default to the Qing Dynasty for the country column. And the content corresponding to static is shared. […]

Map interface (key, value)

Introduction The Javaa collection framework provides a Map interface specially used to handle the storage of key-value mapping data. Multiple elements can be stored in a Map, and each element is composed of two or two objects, that is, a key (key) object and a value (value) object, and the corresponding value can be mapped […]