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Knowledge in this article:Visual Studio. NET built-in Crystal ReportsApplicable:Only for the reported versionImage QualityWeb ViewerOutlineWeb programs use Visual Studio. NET built-in Crystal Reports as report development tools.When you view a Report on the Web, the resolution of the default situation and chart is redu

When you try the first Python project on Visual Studio, using the Django framework, the results run-time promptTraceback (most recent):File "E:\WorkSpaces\Visual studio\apptest\djangowebproject1\manage.py", line From django.core.management import Execute_from_command_lineImporterror:no module named ' Django 'The Python REPL process has exitedWorkaround, change Python environments to virtual environments, pr

Recently, when doing a project, we need to use the method of reflecting back and forth tone class, but in the reflection process always throws no class found exception in the Class.forName () method, after several checks, problem solving, summarizes the cause of the problemThe class name in the parameter of 1.class.forname () must be the full package name + class name2. is 1 derivative, in Android Studio, once the package name of the project has been

Just loaded SSMS 17.1 preparation experience, pop up:A search, the general approach is to install VS2015 stand-alone shell, delete a registry key what, useless, first this shell I was loaded, and then there is no that registry key. I try to overload the shell and reload the SSMS17, it is useless.Then try to "fix" the VS2015 independent shell after the problem is resolved. Specific operation: Find "Microsoft Visual Studio Shell (standalone)" In t

The obfuscation configuration file in the Eclipse project is copied to the as in the confusing process that prompts the following errorSolution:Delete the from -libraryjars libs/***.jar your Proguard-rules.pro file.The reason is that the Build.gradle file is configured withdependencies {Compile filetree (include: ' *.jar ', dir: ' Libs ')}Inside has been added jar package, confused file Proguard-rules.pro inside added a sentence-libraryjars Libs/***.jar, will-libraryjars Libs/***.jar in front wi

Use the ReportViewer control (Visual Studio) to discard Crystal Reports (Crystal Report) The former is Microsoft out, the advantages of not to say. The latter, although integrated in VS, has 5 user limitations and certainly cannot be compared with MS's own things for integration and compatibility. So, now more use Microsft ReportViewer. For step-by-step instructions on how to operate and use the Micro

In fact, this problem has been plagued for a long time, but no impact on the compilation, has been put, and today, I have met, it is not over, to find a solution, and then, the answer is all the same, and also tried, no use, too much.The problem is that the code has Chinese, Chinese is in the comments, the time is completely normal to display, but the compile time Gradle will error, but it can be compiled successfully. This Nima, the real egg hurts. Hint information is also garbled, do not ask m

The obfuscation configuration file in the Eclipse project is copied to the as in the confusing process that prompts the following errorSolution:Delete the from -libraryjars libs/***.jar your Proguard-rules.pro file.The reason is that the Build.gradle file is configured withdependencies {Compile filetree (include: ' *.jar ', dir: ' Libs ')}Inside has been added jar package, confused file Proguard-rules.pro inside added a sentence-libraryjars Libs/***.jar, will-libraryjars Libs/***.jar in front wi

wrote a bit, for your reference only)Small Skill article:1. Click File->invalidate Caches/restart ...2. Restart Gradle, clear the cacheAfter 3.AS restart, Java no longer "everywhere" burst redRelated recommendations Warning when C # references a public variable of another namespace: because "* * *" is a field that references a marshaled class, accessing the above member may result in a run-time exception In ActionScript 3.0, run-time type checking is performed whether it is compile