Starting with 0.8.0, VS Code will store its settings in a .vscode folder and no longer in the generic .settings folder.

Official Documentation:
https://mercurial.selenic.com/wiki/FileFormats#Files_in_the_working_directory
https://mercurial.selenic.com/wiki/Subrepository
The specification for the .hg/ folder is simplified, see:
https://stackoverflow.com/a/15057742

which make it easier to find in search

some details based on #1221

This new version adds:
- fsdb waveforms
- simv.db.dir/ directory for VHDL top configs
- ucli.key
- vc_hdrs.h
- Also added a few comments about where each one of the files come from.

JetBrains recently released a new C/C++ IDE: CLion

.ensime_cache is cache dir.

In addition to `.Spotlight-V100` and `.Trashes`, the following dotfiles
may appear at the root of all OSX volumes (not just external disks):

- `.DocumentRevisions-V100`: auto-save and versions storage
- `.fseventsd`: file system event storage
- `.Temporaryitems`: temp directory used by some applications instead of
                     /tmp and /var/tmp
- `.VolumeIcon.icns`: storage of custom icon for volume, if set

http://wiki.freepascal.org/File_extensions

Whether to use VCS or any other simulator is a choice of the individual designer rather than of the project as a whole.

template

Ignores all .rdb files, (default: dump.rdb).

These files contain a binary representation of the in-memory
redis data that is generated using cli tools or on a redis
failure.

They can be used to restore a redis db, and may contain
sensitive data so should not be saved in version control.

Continuation of https://github.com/github/gitignore/pull/594/ and details from http://support.microsoft.com/kb/211632

Intellij's iml file can be anywhere on the path.
This is true for multi-module maven project where each module has its own $projectName.iml file in its own directory.

These are relatively new, the crashlytics.properties file contains the secret and can [alternatively](https://plus.google.com/+AntonioBertucci/posts/S9krjvXfgfm) contain the apikey to rid your repo of the extra strings file.