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Add line break to 'git commit -m' from the command line
I am using Git from the command line and am trying to add a line break to the commit message (using git commit -m "" ) without going into Vim.
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Cookie overflow in rails application?
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You've got a 4kb limit on what you can store in a cookie, and when Rails converts your object into text for writing to the cookie its probably bigger than that limit.
Ruby on Rails ActionDispatch::Cookies::CookieOverflow error
That way this CookieOverflow Error occurs.
The easies...
psql: FATAL: database “” does not exist
...some trouble when installing on my macbook. I've installed the application and I ran:
21 Answers
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How to make a copy of a file in android?
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To copy a file and save it to your destination path you can use the method below.
public static void copy(File src, File dst) throws IOException {
InputStream in = new FileInputStream(src);
try {
OutputStream out = new File...
libxml/tree.h no such file or directory
...rameworks section). On the Mac,
you'll find it at /usr/lib/libxml2.dylib and for the iPhone, you'll
want the
/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS4.0.sdk/usr/lib/libxml2.dylib
version.
Since libxml2 is a .dylib (not a nice friendly .framework) we still
have on...
Passing parameters to addTarget:action:forControlEvents
...etails:)
With 2 parameters indicating the control that sends the message and the event that triggered the message:
action:@selector(switchToNewsDetails:event:)
It is not clear what exactly you try to do, but considering you want to assign a specific details index to each button you can do the...
Creating a copy of a database in PostgreSQL [closed]
What's the correct way to copy entire database (its structure and data) to a new one in pgAdmin?
20 Answers
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Counting DISTINCT over multiple columns
... two columns.
Once it is persisted, provided the column is deterministic and you are using "sane" database settings, it can be indexed and / or statistics can be created on it.
I believe a distinct count of the computed column would be equivalent to your query.
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Why are hexadecimal numbers prefixed with 0x?
Why are hexadecimal numbers prefixed as 0x ?
I understand the usage of the prefix but I don't understand the significance of why 0x was chosen.
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Usage of __slots__?
...s__ in Python — especially with respect to when I would want to use it, and when not?
11 Answers
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