大约有 47,000 项符合查询结果（耗时：0.0621秒） [XML]
How to ssh to vagrant without actually running “vagrant ssh”?
... the way Vagrant logs in to my VM within a shell script using an ssh command, so I create an alias to my Vagrant instance.
...
How costly is .NET reflection?
...ntly hear how bad reflection is to use. While I generally avoid reflection and rarely find situations where it is impossible to solve my problem without it, I was wondering...
...
Why does z-index not work?
So if I understand z-index correctly, it would be perfect in this situation:
4 Answers
...
How to pass the values from one activity to previous activity
...he Activity when a user clicks the button, you need to create a new Intent and include the entered text value in its extras bundle. To pass it back to the parent call setResult before calling finish to close the secondary Activity.
Intent resultIntent = new Intent();
resultIntent.putExtra(PUBLIC_ST...
Scale Image to fill ImageView width and keep aspect ratio
...
Without using any custom classes or libraries:
<ImageView
android:id="@id/img"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:adjustViewBounds="true"
android:scaleType="fitCenter" />
scaleType="fitCenter" (default when omitted)
...
Bash script processing limited number of commands in parallel
...ple, 4 processes process1 ... process4 would be started in the background, and the shell would wait until those are completed before starting the next set.
From the GNU manual:
wait [jobspec or pid ...]
Wait until the child process specified by each process ID pid or job specification jobsp...
Disable HttpClient logging
...egration test suite. The default logging for HttpClient is extremely noisy and I can't seem to turn it off. I've tried following the instructions here but none of them make any difference.
...
C# 4 default parameter values: How to assign a default DateTime/object value? [duplicate]
If DateTime is an object and default C# parameters can only be assigned compile-time constants, how do you provide default values for objects like DateTime?
...
performSelector may cause a leak because its selector is unknown
...s for a reason. It's very rare that this warning should simply be ignored, and it's easy to work around. Here's how:
if (!_controller) { return; }
SEL selector = NSSelectorFromString(@"someMethod");
IMP imp = [_controller methodForSelector:selector];
void (*func)(id, SEL) = (void *)imp;
func(_contr...
TypeScript static classes
...classes?
In C# a static class is simply a class that cannot be subclassed and must contain only static methods. C# does not allow one to define functions outside of classes. In TypeScript this is possible, however.
If you're looking for a way to put your functions/methods in a namespace (i.e. not ...