When the for loop processes tasks in python coding, all the parameters to be traversed will be loaded into the memory. In fact, this is not necessary, because these parameters are likely to be used once, and even in many scenarios, these parameters do not need to be stored in memory at the same time. […]
Tag: otp
Openwrt firewall hotplug
Hotplug Problem Solving Ideas Introduction to Hotplug Before solving the problem, you need to have a general understanding of what a hotplug is, and you need to have a relatively simple concept to get started. In many embedded devices, there is a hotplug (hot plug), which can help the device to process and maintain device […]
udev mdev hotplug configuration instructions
udev mdev hot plug configuration instructions udev Introduction to udev udev is used on the kernel of linux2.6.13 or higher, and provides a solution for user space to use a dynamic /dev directory with a fixed device name. It determines the major and minor numbers of the device node files it creates by looking for […]
potPlay – memory playback position, various shortcut keys
potPlay – memory playback position, various shortcut keys potPlay – various shortcut keys View by short version full version shortcut key list potPlay – memory playback position potPlay – various shortcut keys View by Concise version Q Reset Brightness, contrast, chroma reset key W/E Dim/Brighten R/T Contrast Y/U Saturation I/O Color D previous frame F […]
Pandas 2.0 released – faster speed and lower memory footprint
【Heavy】Pandas 2.0 released! Faster speed and lower memory usage! Pandas is a Python library for manipulating data that is very popular among Python developers. Especially in the field of data science and machine learning, Pandas has become an indispensable basic library. On April 3, Pandas 2.0 was officially released. 2.0 is a milestone version of […]
[Camera Topic] Qcom-Qualcomm OTP Programming and Debugging Guide-Part 1
1. Foreword There is very little knowledge about Qualcomm OTP programming on the Internet, and the official documents are not so clear, so here is a dry article! The complete guide to OTP programming is divided into two parts, the first and the second. Top: Mainly talk about OTP knowledge and debugging process. Next: Mainly […]
Google Earth Engine (GEE) – Footprint and Evolution of World Habitats (Residence Areas) 1985-2015, 2019
World Settlements Footprint and Evolution?. World Settlements Footprint 2015?. The 2015 World Settlement Footprint (WSF) is a 10 m (0.32 arcsecond) resolution binary mask outlining the extent of global settlements in 2015, obtained through the joint use of the multitemporal Sentinel-1 radar and Landsat 8 optical derived from satellite imagery. The 2015 World Settlements Footprint […]
Deciphering the Java Flyweight Pattern: How to optimize your code and reduce memory footprint?
Article directory 1. Introduction 1.1 Introduction: Introduce the concept and function of Java flyweight mode. 1.2 Advantages of Flyweight Mode: 2. Mode Analysis 2.1 Mode definition: Introduce the definition of Java Flyweight mode. 2.2 Pattern types: Introduce two types of Java flyweight patterns: internal state and external state 2.3 Pattern Structure: Introduce the structure and […]
[Solved] maven packaging error: Error injecting: boot.maven.RepackageMojo java.lang.TypeNotPresentException
Questions I am getting the following error when packaging with the maven plugin: [WARNING] Error injecting: org.springframework.boot.maven.RepackageMojo java.lang.TypeNotPresentException: Type org.springframework.boot.maven.RepackageMojo not present at org.eclipse.sisu.space.URLClassSpace.loadClass(URLClassSpace.java:147) at org.eclipse.sisu.space.NamedClass.load(NamedClass.java:46) at org.eclipse.sisu.space.AbstractDeferredClass.get(AbstractDeferredClass.java:48) at com.google.inject.internal.ProviderInternalFactory.provision(ProviderInternalFactory.java:85) at com.google.inject.internal.InternalFactoryToInitializableAdapter.provision(InternalFactoryToInitializableAdapter.java:57) at com.google.inject.internal.ProviderInternalFactory$1.call(ProviderInternalFactory.java:66) at com.google.inject.internal.ProvisionListenerStackCallback$Provision.provision(ProvisionListenerStackCallback.java:112) at com.google.inject.internal.ProvisionListenerStackCallback$Provision.provision(ProvisionListenerStackCallback.java:127) at com.google.inject.internal.ProvisionListenerStackCallback.provision (ProvisionListenerStackCallback.java:66) at com.google.inject.internal.ProviderInternalFactory.circularGet(ProviderInternalFactory.java:61) at com.google.inject.internal.InternalFactoryToInitializableAdapter.get(InternalFactoryToInitializableAdapter.java:47) at com.google.inject.internal.InjectorImpl$1.get(InjectorImpl.java:1050) at org.eclipse.sisu.inject.Guice4$1.get(Guice4.java:162) at org.eclipse.sisu.inject.LazyBeanEntry.getValue(LazyBeanEntry.java:81) at org.eclipse.sisu.plexus.LazyPlexusBean.getValue(LazyPlexusBean.java:51) at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:263) […]
[Solved] Ubuntu installs pydot and graphviz error: Failed to import pydot. You must install pydot and graphviz for `pydotprint`
This problem is divided into two cases: python3.6 and above Because pydot stopped updating, it is not applicable to python3.6 and above. Just uninstall pydot, then install pydotplus: pip install pydotplus pip install graphviz Versions below python3.6 Just use the following command to install it. pip install pydot pip install graphviz If it is a […]