ROR主题的文章列表，还有ROR的技术要点_第409页

TypeError: cannot use a string pattern on a bytes-like object的解决办法

#!/usr/python3importreimporturllib.requestdefgethtml(url):page=urllib.request.urlopen(url)html=page.read()returnhtmldefgetimg(html):reg=r'src="(.*?.jpg)"'img=re...

代码星球·2020-12-18

Error response from daemon: error creating overlay mount to /var/lib/docker/overlay2

环境：centos7.1dockerrun-t-icentos/bin/bash运行上面的命令开启容器时报错：/usr/bin/docker-current:Errorresponsefromdaemon:errorcreatingoverlaymountto/var/lib/docker/overlay2/8c4e9...

代码星球·2020-12-18

apache2.2版本 configuration error: couldn't perform authentication. AuthType not set!: /

configurationerror: couldn'tperformauthentication.AuthTypenotset!:/ 500服务器错误解决方案：<Directory/>Requireallgranted</Directory>属于2.4.*版本将&ldquo...

代码星球·2020-12-18

Compilation failed: internal java compiler error

在Idea中编译时出现这个错误：Error:java:Compilationfailed:internaljavacompilererror。Information:Usingjavac1.7.0_79tocompilejavasourcesInformation:java:javacTask:源发行版1.6需要目标发...

代码星球·2020-12-18

pickle导入变量AttributeError的解决方案

问题描述：AttributeError:'module'objecthasnoattribute‘attr1’　　解决方案：#找到报错的文件a.pyfromaimportattr1　　...

代码星球·2020-12-18

urllib 报错 IOError: [Errno socket error] TLS/SSL connection has been closed (EOF) (_ssl.c:590)

解决方案：My evil workaround(don'tdothisinproduction!):importurllib2#也可以是urllibimportsslctx=ssl.create_default_context()ctx.check_hostname=Falsectx.verify_...

代码星球·2020-12-17

sqlite3, IntegrityError: UNIQUE constraint failed when inserting a value

sqlite报错：sqlite3.IntegrityError:UNIQUEconstraintfailed:IMAGESTATUE.ID 解决方案：ChangeINSERTtoINSERTORIGNORE　　...

代码星球·2020-12-17

Python报错：ImportError: No module named src.data_layer

ImportError:Nomodulenamedsrc.data_layer解决方案：exportPYTHONPATH=path/to/modules　　...

代码星球·2020-12-17

opencv error: undefined reference to `png_set_expand_gray_1_2_4_to_8@PNG16_0'

问题1：/usr/bin/ld:warning:libpng16.so.16,neededby/home/andrei/anaconda/lib/libopencv_highgui.so,notfound(tryusing-rpathor-rpath-link)/home/andrei/anaconda/lib/lib...

代码星球·2020-12-17

CUDA_ERROR_OUT_OF_MEMORY

Etensorflow/stream_executor/cuda/cuda_driver.cc:1002]failedtoallocate198.83M(208486400bytes)fromdevice:CUDA_ERROR_OUT_OF_MEMORYIncaseit'sstillrelevantforsomeone...

代码星球·2020-12-17

error “Device supports x86, but APK only supports armeabi-v7a”

checkoutthe build.gradle from module:app.Itturnsoutthatthere'sasuchconfig:ndk{abiFilters"armeabi-v7a","x86"}whenIcommentedallout,everythingworked...

代码星球·2020-12-17

Error: Program type already present: android.arch.lifecycle.LifecycleRegistry$1

com.firebaseui:firebase-ui-firestore:3.1.0dependsonandroid.arch.lifecycle:extensions:1.0.0-beta1.Switchingtoversion3.2.2fixestheissuebyusingtheLifecycle1.1libra...

代码星球·2020-12-17

Error:Program type already present: android.arch.lifecycle.LiveData

Apparently,thisisintendedbehavior:com.firebaseui:firebase-ui-firestore:3.1.0dependsonandroid.arch.lifecycle:extensions:1.0.0-beta1.Switchingtoversion3.2.2fixest...

代码星球·2020-12-17

配置SSD-caffe测试时出现“Check failed: error == cudaSuccess (10 vs. 0) invalid device ordinal”解决方案

这是由于GPU数量不匹配造成的，如果训练自己的数据，那么我们只需要将solver.prototxt文件中的device_id项改为自己的GPU块数，一块就是0，两块就是1，以此类推。但是SSD配置时的例子是将训练语句整合成一个python文件ssd_pascal.py，所以需要改此代码。相关配置训练方法请参看转载博文：...

代码星球·2020-12-17

ImportError: No module named model_libs

在运行ssd时遇到这个问题实际是python接口的路径不对，使用echo$$PYTHONPATH 弹出当前python路径，发现是caffe自己的python接口，采用exportPYTHONPATH=/home/用户名/（当前要用的Python路径）/python即可，最后可用echo$$PYT...

代码星球·2020-12-17