大约有 44,000 项符合查询结果（耗时：0.0905秒） [XML]
How can I add a help method to a shell script?
...
here's an example for bash:
usage="$(basename "$0") [-h] [-s n] -- program to calculate the answer to life, the universe and everything
where:
-h show this help text
-s set the seed value (default: 42)"
seed=42
while getopts ':hs:'...
Objective-C: Calling selectors with multiple arguments
...selector's signature).
If you call the function in this manner:
[self performSelector:@selector(myTest:) withObject:myString];
It will work.
But, as the other posters have suggested, you may want to rename the method:
- (void)myTestWithAString:(NSString*)aString;
And call:
[self performSele...
Where does Console.WriteLine go in ASP.NET?
...the same question as Kevin, but this is the answer I would've been looking for.
– Zasz
Jun 11 '11 at 17:04
...
psql: could not connect to server: No such file or directory (Mac OS X)
... used the following command to see if there were any PG processes running. for me there were none, I couldn't even start the PG server:
ps auxw | grep post
I searched for the file .s.PGSQL.5432 that was in the error message above. i used the following command:
sudo find / -name .s.PGSQL.5432 -ls
...
What is the rationale behind having companion objects in Scala?
Is there a case where a companion object (singleton) for a class is needed? Why would I want to create a class, say Foo and also create a companion object for it?
...
`static` keyword inside function?
I was looking at the source for Drupal 7, and I found some things I hadn't seen before. I did some initial looking in the php manual, but it didn't explain these examples.
...
Shell - How to find directory of some command?
... type -a which
which is a shell builtin
which is /usr/bin/which
In Bash, for functions type -a will also display the function definition. You can use declare -f functionname to do the same thing (you have to use that for zsh, since type -a doesn't).
...
How do I do an OR filter in a Django query?
...
how could this be done programmatically? So, for example be able to have for f in filters: Item.objects.filter(Q(creator=f1) | Q(creator=f2) | ...)
– Alexis
Aug 10 '12 at 20:05
...
LINQ to Entities does not recognize the method 'System.String ToString()' method, and this method ca
...helper class that was added later. In many cases it can eliminate the need for the temporary variable.
share
|
improve this answer
|
follow
|
...
Google Maps v2 - set both my location and zoom in
...I pulled the above code.
Sorry, this answer is flawed. See Rob's answer for a way to truly do this in one shot, by creating a CameraPosition and then creating a CameraUpdate from that CameraPosition.
share
|
...