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How does inheritance work for Attributes?
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How to toggle a boolean?
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UITableView, Separator color where to set?
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338
- (void)viewDidLoad
{
[self.tableView setSeparatorColor:[UIColor myColor]];
}
I hope that...
sbt-assembly: deduplication found error
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How to get thread id from a thread pool?
...t which one of those 5 threads executes my task (something like "thread #3 of 5 is doing this task")?
6 Answers
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Python, remove all non-alphabet chars from string
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123
Use re.sub
import re
regex = re.compile('[^a-zA-Z]')
#First parameter is the replacement, seco...
How to manually deprecate members
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You can use the Available tag, for example :
@available(*, deprecated)
func myFunc() {
// ...
bool operator ++ and --
...Even with char as the type used and CHAR_BITS something low like 5, that's 32 times before this doesn't work any more (that's still argument enough for it being a bad practice, I'm not defending the practice, just explaining why it works) for a 32-bit int we of course would have to use ++ 2^32 times...
How to check status of PostgreSQL server Mac OS X
...ok for a command that looks something like this (your version may not be 8.3):
/Library/PostgreSQL/8.3/bin/postgres -D /Library/PostgreSQL/8.3/data
To start the server, execute something like this:
/Library/PostgreSQL/8.3/bin/pg_ctl start -D /Library/PostgreSQL/8.3/data -l postgres.log
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