大约有 35,100 项符合查询结果（耗时：0.0427秒） [XML]
Objective-C formatting string for boolean?
...it isn't hard):
NSLog(@" %s", BOOL_VAL ? "true" : "false");
I don't think there is a format specifier for boolean values.
share
|
improve this answer
|
follow
...
How does this program work?
...omoted to double. These are called the default argument promotions.
(Thanks Alok for finding this out.)
share
|
improve this answer
|
follow
|
...
Globally override key binding in Emacs
How can I set a key binding that globally overrides and takes precedence over all other bindings for that key? I want to override all major/minor mode maps and make sure my binding is always in effect.
...
How do you loop in a Windows batch file?
...
Andreas Rejbrand
88.1k77 gold badges247247 silver badges337337 bronze badges
answered Aug 31 '09 at 4:35
rahulrahul
...
C# 4.0: Can I use a TimeSpan as an optional parameter with a default value?
...
You can work around this very easily by changing your signature.
void Foo(TimeSpan? span = null) {
if (span == null) { span = TimeSpan.FromSeconds(2); }
...
}
I should elaborate - the reason those expressions in your example...
Why don't Java's +=, -=, *=, /= compound assignment operators require casting?
...
Flow
21.6k1313 gold badges8989 silver badges144144 bronze badges
answered Jan 3 '12 at 10:15
Lukas EderLukas E...
Are there strongly-typed collections in Objective-C?
...Test
-(void)genericMethod:(id)object {}
@end
Objective-C will behave like it did before with compiler warnings.
GenericsTest<NSString*>* test = [GenericsTest new];
[test genericMethod:@"string"];
[test genericMethod:@1]; // Warning: Incompatible pointer types sending 'NSNumber *' to para...
Passing an array to a query using a WHERE clause
...o have a SQL query that uses the values of the array in its WHERE clause like:
18 Answers
...
How to run Unix shell script from Java code?
...
You should really look at Process Builder. It is really built for this kind of thing.
ProcessBuilder pb = new ProcessBuilder("myshellScript.sh", "myArg1", "myArg2");
Map<String, String> env = pb.environment();
env.put("VAR1", "myValue")...
What does character set and collation mean exactly?
...is a set of
rules for comparing characters in a
character set. Let's make the
distinction clear with an example of
an imaginary character set.
Suppose that we have an alphabet with
four letters: 'A', 'B', 'a', 'b'. We
give each letter a number: 'A' = 0,
'B' = 1, 'a' = 2, 'b' = 3. ...