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How can I resolve “Error: No developer directory found at /Developer”?
I just upgraded XCode to 4.3.1.
I'm using a script to build (and then deploy through Testflight) my app.
But I now receive this error:
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ANTLR: Is there a simple example?
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453
Note: this answer is for ANTLR3! If you're looking for an ANTLR4 example, then this Q&A demo...
Posting a File and Associated Data to a RESTful WebService preferably as JSON
...se64 encode the file, at the expense of increasing the data size by around 33%, and add processing overhead in both the server and the client for encoding/decoding.
Send the file first in a multipart/form-data POST, and return an ID to the client. The client then sends the metadata with the ID, and ...
How to select html nodes by ID with jquery when the id contains a dot?
...esktop browsers support it.
The same method does seem to work in jQuery 1.3.2, though I haven't tested it thoroughly; quickExpr doesn't pick it up, but the more involved selector parser seems to get it right:
$('#SearchBag\\.CompanyName');
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How to match all occurrences of a regex
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834
Using scan should do the trick:
string.scan(/regex/)
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What does the ^ operator do in Java?
... (binary)
5 = 101
6 = 110
------------------ xor
3 = 011
This the truth table for bitwise (JLS 15.22.1) and logical (JLS 15.22.2) xor:
^ | 0 1 ^ | F T
--+----- --+-----
0 | 0 1 F | F T
1 | 1 0 T | T F
More simply, you can also think of xor as "t...
How can I create a copy of an object in Python?
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193
To get a fully independent copy of an object you can use the copy.deepcopy() function.
For more...
How do I find out what version of WordPress is running?
...nPaul Dixon
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How to undo 'git reset'?
... reset HEAD~ and want to undo it. My reflog looks like this:
$ git reflog
3f6db14 HEAD@{0}: HEAD~: updating HEAD
d27924e HEAD@{1}: checkout: moving from d27924e0fe16776f0d0f1ee2933a0334a4787b4c
[...]
The first line says that HEAD 0 positions ago (in other words, the current position) is 3f6db14; ...