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1. Generate a list of random numbers
2. Restart the server gracefully
3. Start Apache server on Mountain Lion

1. AppleScript cheat sheet
2. Log the class of a variable

1. Check last command exit status

1. Check endianness
2. Inline assembly with Intel syntax
3. Size of an array on the stack

1. 10.7 - Testing Automatic Termination
2. Animating layer opacity
3. Application name
4. Default Icons
5. Disable CoreAnimation implicit animations
6. Getting the list of running applications
7. Getting the network Machine Icon
8. Hide and display cursor
9. Launch another application
10. NSValueTransformer
11. Opening a URL
12. Quartz anti-aliasing
13. Quickly check AppKit version
14. Runtime Version Check
15. Use Python objects from Objective-C with Python.h

1. Blocks debugging
2. Cocoa singleton
3. Concurrency with blocks
4. Constant strings in Objective-C
5. Custom logs
6. Dispatch a block after a 3 seconds delay
7. Display binary images loading
8. Ensure 64-bits readyness
9. Explore CoreData base with F-Script
10. Filter an NSArray with NSPredicate
11. Formatted date
12. Get current thread
13. Get the call stack symbols
14. Getting the application version number
15. Getting the Desktop path
16. IMP caching optimization technique
17. Key value coding
18. Measure execution time
19. Method swizzling
20. Minimal Command-line Example
21. Network hostname and addresses
22. NSDate day of the year
23. NSProcessInfo
24. Objective-C Runtime environment variables
25. Quitting another application
26. Regular expressions matching with NSPredicate
27. Regular expressions with NSRegularExpression
28. Regular expressions with RegexKitLite
29. Run an external script
30. Show the autorelease pools
31. Suspend a thread
32. The __block Storage Type
33. Thread safe dispatch once
34. Tracing Objective-C messages
35. Universally unique identifier
36. Use a private framework
37. Version check from Gestalt

1. Get the UIImage from a UIView
2. Hide status bar
3. Prevent device from going to sleep
4. Simulate memory warnings
5. UIView recursive description

1. Checkout a tagged revision
2. Displaying the tags for a file
3. Getting the logs for a given period
4. Recursively delete CVS directories

1. Trace Objective-C messages

1. Compile a package using available binaries

1. Breaking on a stripped binary with no main function
2. Debugging Objective-C
3. Get a stack trace of all threads
4. Inspect Objective-C methods parameters

1. .gitignore template for Xcode 4
2. Add new files and delete old files
3. Edit the message of the most recent commit
4. Pretty logs
5. Revert any changes made since last commit
6. Setup a git repository in Dropbox
7. Use FileMerge with git diff

1. Cumulative Flow Chart
2. Heatmap

1. Don't load Google ads

1. Encrypt / decrypt a file

1. Change the default event length
2. Show iCal Debug Menu

1. Add a blurry shadow under an image
2. Convert a png file into jpg, replace alpha background with white

1. Crop iPhone simulator screenshots with Acorn
2. Crop iPhone simulator screenshots with Python Image Library
3. Draw a frame around a UIView
4. Ensuring the archive to be published is entitled for production APNS
5. Field test
6. Recognize iPhone and iPad at runtime

1. Display notifications on the Dock icon

1. Getting the user name
2. Read a file inside a .jar
3. Unjar files

1. Accolades conditionnelles
2. Accolades horizontales
3. Algorithmes
4. Alignements
5. Arbre 1
6. Arbre 2
7. Arbre 3
8. Arbre binaire coloré pondéré
9. Automate fini déterministe
10. Écrire les siècles
11. Écriture cursive
12. Équations (système)
13. Équations alignées
14. Code barre
15. Code barre EAN
16. Date et heure
17. Exemple
18. Figures côte-à-côte
19. Fractions
20. Graphe biparti
21. Graphe non pondéré orienté
22. Graphe pondéré non orienté
23. Graphe pondéré orienté
24. Graphe pondéré orienté (2)
25. Interlignes
26. LaTeX symbol classifier
27. Listes énumérées (1)
28. Listes énumérées (2)
29. Listings package language definition for Objective-C 2.0
30. Matrices
31. Notes dans la marge
32. Opérateur modulo
33. Path for \includegraphics
34. PSTricks
35. Section non numérotée
36. Symbol Euro €
37. Tableau adaptatif
38. Tableau avec formatage des colonnes
39. Tableaux côte-à-côte
40. Texte barré
41. Texte en couleur
42. Texte sur plusieurs colonnes
43. Texte surligné
44. Typographie française
45. URLs

1. Show applications handling a specific UTI
2. Show applications handling some file extension

1. 10.7 - Disable accentuated characters on press
2. 10.7 - Disable Mail animations
3. 10.7 - Prevent an application from reopening windows at launch
4. 10.7 - Turn off window opening animation in Lion
5. Adjust columns length
6. Always show expanded save dialogs
7. atos - adresses to symbols
8. Boot in verbose mode
9. Change login background image
10. Change screenshot save location
11. Change screenshots file format
12. Disable checksums when mounting disk images
13. Disable Dashboard
14. Disable data detectors
15. Disable iTunes Genius sidebar
16. Disable menu bar transparency
17. Disable scrollbars animations
18. Disable Spaces Animation
19. Disable window shadow on screenshots
20. Display all emails as plain text
21. Display various info in the login window
22. Display wireless networks
23. Dock - remove the glass look
24. Enable Disk Utility debug menu
25. Enable Mac App Store debug menu
26. Enable text selection in Quick Look previews
27. Finder QuickLook plugin for .text clipping files
28. Gain root access with physical access
29. Gradient behind stack icons
30. iCloud photo stream
31. Increase Dock icon magnification
32. Install a package in a disk image from command-line
33. LaunchServices and lsregister
34. Mac OS X Version
35. Mail - Don't include name when copying an email address
36. Make a file invisible
37. Make Dock hidden icons transparent
38. Open a new Terminal window in the current directory
39. Prevent launching applications from bouncing in the Dock
40. Prevent PowerBook from waking-up at opening
41. Put a Dashboard widget on the desktop
42. Reload a Dashboard widget
43. Remove accounts from the login window
44. Restore "Don’t Save" shortcut
45. Save to disk (not to iCloud) by default
46. Set title of Finder windows to full path
47. Show AddressBook debug menu
48. Show only currently active applications in Dock
49. Show startup logs
50. Stop writing .DS_Store files on network volumes
51. Use a screensaver as desktop background
52. Verify applications signature
53. Where to put Spotlight cache files

1. All the files you downloaded
2. AppleMobileBackup command line utility
3. atos - addresses to symbols
4. Battery Statistics
5. Change the path of a linked library
6. Check which process prevents Mac from going to sleep
7. Choose gcc version
8. Convert .doc into .markdown
9. Convert plist format
10. Delete and rebuild Spotlight index
11. Disable quarantine
12. Disable Spotlight
13. Extract certificates from OS X applications
14. Javascript interpreter
15. Login faster in Terminal.app
16. Monitor OS X Filesystem Usage and Access
17. Perform prebinding optimisation
18. Prevent Spotlight from indexing a folder
19. Remove .DS_Store files
20. Repair permissions
21. Resize photos
22. Run periodic maintenance scripts
23. Selectors actually used
24. Set short keyboard delay and fast repeat rate
25. Show an executable's shared libraries
26. Spotlight search from command-line
27. Test OS X Code Signing
28. The locate database
29. Traffic shaping

1. 10.7 - reveal ~/Library
2. Activate AirDrop on any Mac
3. Add Quit menu
4. Choose the directory to be displayed in Finder background
5. Disable all animations
6. Display invisible files
7. Edit the name of a selected file
8. Empty Trash securely by default
9. Hide Desktop contents in background
10. Print a directory's contents
11. Read desktop background image
12. Show warning before changing a file extension

1. Simple chart, MATLAB-style

1. .hgrc host fingerprints
2. .hgrc HTTP authentication
3. .hgrc username
4. Change latest commit message
5. Compact Mercurial logs
6. Pull from a repository with a self-signed certificate
7. Rename a tag
8. Use FileMerge for diffs

1. Display a variable contents

1. Add a fulltext index
2. Add a unicity constraint on a column
3. Add an index
4. Analyze a table
5. Choose the database
6. Connect to the server
7. Describe the database structure
8. Display the list of tables
9. Export a database
10. Export the structure of a database
11. Import a database
12. Insert data
13. Minimal secure
14. Modify data
15. Optimize table
16. Reset incrementation counter
17. Search / replace in a field
18. Start the server
19. Stop the server
20. Use the former password system
21. Use UTF-8 fields

1. Login on a FTP server

1. Drawing with AppleScript

1. Retrieve a remote certificate

1. Concat two PDF files
2. PDF Reference
3. Remove the "owner" password

1. Dump database structure
2. List databases

1. A simple class to get quickly started
2. Build a dictionary with keys and values
3. Build a dictionary with list comprehension
4. Calendar arithmetics
5. Call a function from its name
6. Class methods
7. Code coverage
8. Code profiling
9. Convert datetime to unix timestamp
10. Convert utf-8 string into latin-1
11. Count lines efficiently
12. Create datetime from unix timestamp
13. Creation or modification dates of a file
14. Detach a new thread
15. Display date and time
16. Display site-packages path
17. Enumeration index
18. Exceptions
19. Filter the methods of an object according to their name
20. Flatten a list of lists
21. Get a random integer
22. Get endianness
23. Get environment variables
24. Get self IP address
25. Get the name of a function
26. Get the URL out of a Mac OS X .webloc file
27. Handle URL loading timeout
28. HTTP server
29. httplib
30. Kill current process
31. Launch an external process and get the result
32. Load an Cocoa Framework with PyObjC
33. Mapping charsets
34. Multiple replace in one pass
35. Offscreen Quartz drawing with Python
36. OS X English Dictionary Lookup
37. Parse NSDate descriptions
38. Pretty print JSON
39. Python Image Library
40. Random element from sequence
41. Read a huge file line by line
42. Read an arbitrary line in a file
43. Read formatted datetime
44. Reading binary data
45. Send an email
46. SFTP with the Paramiko module
47. Simulate enumerate type
48. Singleton
49. Sockets Datagrams
50. Splitting a sequence into chunks
51. Start a web server from current directory
52. Static methods
53. str.startswith() can accept a tuple of possible matches
54. Strings concatenation
55. Strip HTML tags
56. The Zen of Python
57. Unit tests
58. Use named pipes
59. uuid
60. Walk through a directory recursively
61. Write binary data
62. Write to stderr
63. XML-RPC web service

1. Install a package from source

1. 10.7 - Disable Reading List's icon in bookmarks bar
2. 10.7 - Restore "contains" to default search type
3. Change history depth
4. Download several URLs
5. Enable Safari web inspector
6. Import Internet Explorer favorites
7. Keyboard shortcuts
8. Link to a man page
9. Open a man page in the Terminal
10. Open all links in a new tab
11. Open an URL in a new tab
12. Prevent Safari from displaying PDF files
13. Show debug menu
14. Text shadow

1. Add a file containing an arobase in its name
2. Ignore Xcode personnal project files
3. Remove .svn directories recursively
4. Setup a local repository
5. svn logs for the last 3 days
6. Tags

1. Diff in color

1. Install Internet Explorer for Windows on Mac OS X with Wine

1. awk
2. bz2
3. Change a byte in a file with direct access
4. Change ethernet MAC address
5. Change the date and time of a file
6. Change the encoding of a file
7. Check file integrity with SHA1 checksum
8. Connect through SSH without password
9. Convert a man page into a pdf file
10. Convert unix timestamp into human readable date
11. Convert uppercase into lowercase
12. Count lines of code of a project
13. Counting Objective-C lines of code
14. Create a file with 128 random kB
15. Create a syntax-highlighted HTML file
16. Curl with cookie
17. Curl with HTTP authentication
18. Curl with POST data
19. Curl without verifying the certificate
20. cut
21. Dump and reload bytes
22. Dump the raw bytes of a file
23. Easily find and count duplicated lines
24. Execute a process in background
25. Extract 32 bits executable from universal binary with lipo
26. Find in file contents
27. Find in file names
28. Grep strings matching a minimal length
29. hash functions
30. List most frequently used commands
31. Monitor file system activity
32. Permissions
33. Pretty disk space
34. Redirect stdin and stdout in a file
35. Save a man page into a text file
36. Show available disk space
37. Split and concat a file
38. Stop a process
39. Use SSH in a shell script
40. Zip all text files in a directory

1. Auto versioning with current date and svn revision
2. Break on any exception
3. Generate GraphViz dot file of compilation dependancies
4. Jump around camelCase identifiers
5. Keep more than 10 projects in File menu
6. Pragma mark
7. Rebuild indexes
8. Set a build failure sound
9. Set __MyCompanyName__
10. Stop prompting to save files in other editors
11. Symbolication with dwarfdump