您可以将日志写入文件、socket 或者甚至是发送到远端服务器而不仅仅是标准输出; 日志可以支持严重等级(例如 INFO, DEBUG, WARN, ERROR等),这使您可以根据需要过滤日志; 对于新发现的问题,很可能您的日志中已经包含了可以帮助您定位问题的足够的信息。 调试器 当通过打印已经不能满足您的调试需求时,您应该使用调试器。 调
My folder is a simple helloworld program with a main.c and a makefile. Here is a snapshot of the folder: helloworld.zip I am trying to debug on a Windows 10 machine. I have MinGW and LLVM installed (because clang is awesome). MinGW is installed using the MinGW Installation Manager. m...
在Python 中,使用cProfile模块来分析每次函数调用所消耗的时间。 $python -m cProfile -s tottime grep.py 1000'^(import|\s*def)[^,]*$'*.py[omitted program output] ncalls tottime percall cumtime percall filename:lineno(function) 8000 0.266 0.000 0.292 0.000 {built-in method io.open} 8000...
在使用STS的maven build命令打包时出现了Unable to locate the Javac Compiler in:C:\ProgramFiles\Java\jre1.8.0_201\..\lib\tools.jar的错误: 错误信息明确指示了jre的问题,需要的是jdk中的tools.jar,而不是jre路径下的tools.jar。 打开window--> ...
第一种办法: (1)打开tomcat所在的bin目录,找到catalina.bat,并修改:(如D:\Program Files\apache-tomcat-7.0.57\bin\catalina.bat) (2)在“echo "Using CATALINA_BASE: $CATALINA_BASE"”上面加入以下行: s... Linux中使用alternatives切换Jdk版本
Visual C++ Concepts: Building a C/C++ Program Linker Tools Warning LNK4204 'filename' is missing debugging information for referencing module; linking object as if no debug info The .pdb file has an erroneous signature. The linker will continue to link the object without debug information. You...
openssl-debuginfo-1.0.1e-30.el6.8.x86_64: failure: openssl-debuginfo-1.0.1e-30.el6.8.x86_64.rpm from debug: [Errno 256] No more mirrors to try 需要先修改“/etc/yum.repos.d/CentOS-Debuginfo.repo”文件的enable=1,即可解决这个错误。
TimeSpan' to 'System.DateTime' 'DayOfWeek' is not supported in LINQ to Entities.. 'get' is not recognized as an internal or external command,operable program or batch file 'OleDbConnection' is not defined. 'ReportViewer' is ambiguous in the namespace 'Microsoft.Reporting.WebForms' 'Server ...
“I deleted a DLL file and my program didn’t work. Then, I recovered the DLL file successfully using MiniTool Power Data Recovery.”Click to Tweet Way 5: Undelete DLL Files via System Restore If the missing DLL files issue is caused by a change that is made to an important file or ...
“最有效的 debug 工具就是细致的分析,配合恰当位置的打印语句” — Brian Kernighan,Unix 新手入门。 调试代码的第一种方法往往是在您发现问题的地方添加一些打印语句,然后不断重复此过程直到您获取了足够的信息并找到问题的根本原因。 另外一个方法是使用日志,而不是临时添加打印语句。日志较普通的打印语句有如下的...