Debugging with webpack, ES6 and Babel

This is an issue with Javascript source maps, which don’t currently support mapping symbol names, and babel, which changes the names of import-ed modules when compiling to CommonJS from ES2105 module syntax. Babel does this to fully support the fact that ES2015 modules export bindings by resolving all references to imports whenever they are used … Read more

“Internal error in the expression evaluator”

That sounds like a bug in the expression evaluator. For a better workaround, instead of checking “Use Managed Compatibility Mode”, check “Use the legacy C# and VB expression evaluators”. This should enable you to continue using Edit and Continue as well as other features added within the last few releases. In terms of the “Internal … Read more

How to debug elisp?

The debugger (edebug) is pretty straight forward to use. Go to the definition of the function, and type M-x edebug-defun. The next time it is called, you’ll be able to step through the code as with every other debugger. Type ? for the list of keybindings, or check out the documentation for edebug.

Is there a non-installable version of Fiddler, or equivalent? [closed]

In fact, Fiddler Classic does not need to be installed: Download Fiddler Classic setup (ie. FiddlerSetup.exe) Open it with your Archive Manager (ie. 7-Zip) Open $PLUGINSDIR folder Open the contained FiddlerSetup.exe (yes again) in your Archive Manager Extract the files in a folder Run Fiddler.exe For Fiddler Everywhere, it is almost the same Download Fiddler … Read more

Debug PostgreSQL function using pgAdmin

You have to enable debugging in two places. On PGAdmin and on the database itself. That article you referenced does a wonderful job explaining it but there were some nuances. PGAdmin When updating your postgresql.conf file to load the debugging library, I was running PGAdmin on Windows so the file was here: C:\Program Files\PostgreSQL\9.4\data\postgresql.conf And … Read more

Handshake failed – connection prematurally closed error when debugging Solr in Intellij

I got that error when trying to access to debug port on a Docker container. If you are trying to access the debug port inside a Docker container make sure you are specifying the port as *:5005 E.g. -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=*:5005 This has been changes since Java 9. See: REGRESSION: Remote debugging does not work on JDK … Read more

GDB Vs LLDB debuggers

LLDB is part of the LLVM suite of tools that Apple is moving to, including Clang. There are tons of improved features, including improved performance. There’s a quick intro for GDB users here: http://lldb.llvm.org/tutorial.html However… You might want to take a trip over to the forums at developer.apple.com. There’s a fair bit of rumbling about … Read more

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)