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What is the maximum length of a table name in Oracle?
... Just to make that clear: there are multi-byte character sets which DO require more than one byte per ASCII character, but they cannot be used as database character set as there is a strict "ASCII superset" requirement for them. (actually its ASCII or EBCDIC depending on the platform).
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Why can't R's ifelse statements return vectors?
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The documentation for ifelse states:
ifelse returns a value with the same
shape as test which is filled with
elements selected from either yes or
no depending on whether the element
of test is TRUE or FALSE.
Since y...
Which characters need to be escaped when using Bash?
...ks for all characters except newline. For newline characters use single or double quotes. Empty strings must still be handled - replace with ""
\I\'\m\ \a\ \s\@\f\e\ \$\t\r\i\n\g\ \w\h\i\c\h\ \e\n\d\s\ \i\n\ \n\e\w\l\i\n\e"
"
sed command: sed -e 's/./\\&/g; 1{$s/^$/""/}; 1!s/^/"/; $!s/$/"/'.
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How could I ignore bin and obj folders from git repository?
...folders from my git repository. As I've found out, there is no easy way to do this in .gitignore. So, are there any other way? Using clean solution in Visual Studio?
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How to convert a scala.List to a java.util.List?
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@Vitamon It doesn't throw any error for me -- I just tested it to confirm.
– Daniel C. Sobral
May 8 '13 at 16:46
4
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Transferring ownership of an iPhone app on the app store
... know that we'll be selling the app to another company in the near future. Does anyone have any experience with moving an app's ownership to another account?
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Python argparse mutual exclusive group
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add_mutually_exclusive_group doesn't make an entire group mutually exclusive. It makes options within the group mutually exclusive.
What you're looking for is subcommands. Instead of prog [ -a xxxx | [-b yyy -c zzz]], you'd have:
prog
command 1
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Open Redis port for remote connections
...e /etc/redis/redis.conf)
bind 127.0.0.1
After
bind 0.0.0.0
and run sudo service redis-server restart to restart the server. If that's not the problem, you might want to check any firewalls that might block the access.
Important: If you don't use a firewall (iptables, ufw..) to control who con...
Causes of getting a java.lang.VerifyError
...e-time.
Normally, the compiler will flag problems where method signatures do not match. The JVM will verify the bytecode again when the class is loaded, and throws VerifyError when the bytecode is trying to do something that should not be allowed -- e.g. calling a method that returns String and th...
UTF-8 without BOM
...F-8 with BOM when I open them in Visual Studio. How can I stop VS2010 from doing that?
10 Answers
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