大约有 45,000 项符合查询结果（耗时：0.0459秒） [XML]
Xcode 4 - slow performance
...r interactions, e.g. editing code, scrolling areas etc. This particularly happens with larger scale projects with many controllers/view files etc.
...
How to revert uncommitted changes including files and folders?
...l be reverted without actually making any action, just to check what will happen, with:
git checkout --
share
|
improve this answer
|
follow
|
...
back button callback in navigationController in iOS
... Jockusch's answer solve this problem with easy trick.
-(void) viewWillDisappear:(BOOL)animated {
if ([self.navigationController.viewControllers indexOfObject:self]==NSNotFound) {
// back button was pressed. We know this is true because self is no longer
// in the navigation stac...
ReactJS Two components communicating
...
The best approach would depend on how you plan to arrange those components. A few example scenarios that come to mind right now:
<Filters /> is a child component of <List />
Both <Filters /> and <List /> are ...
How do you print out a stack trace to the console/log in Cocoa?
... it slightly to come up with this
#import <UIKit/UIKit.h>
#import "AppDelegate.h"
int main(int argc, char *argv[])
{
@autoreleasepool {
int retval;
@try{
retval = UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class]));
}
@c...
How to print a debug log?
...lso set the value of error_log to 'php://stdout' when debugging a console app and have the error messages appear straight to console, ie: error_log("You messed up!", 3, "php://stdout");
– stefgosselin
May 21 '11 at 12:38
...
How can I record a Video in my Android App.?
...uration(50000); // 50 seconds
recorder.setMaxFileSize(5000000); // Approximately 5 megabytes
}
private void prepareRecorder() {
recorder.setPreviewDisplay(holder.getSurface());
try {
recorder.prepare();
} catch (IllegalStateException e) {
...
Android Camera Preview Stretched
...mera.startPreview();
And one hint for you, because I did almost the same app like you. Good practice for Camera Activity is to hide StatusBar. Applications like Instagram are doing it. It reduces your screen height value and change your ratio value. It is possible to get strange Preview Sizes on s...
How do I detect when someone shakes an iPhone?
...er, you want to set this view to become first responder:
- (void) viewWillAppear:(BOOL)animated
{
[shakeView becomeFirstResponder];
[super viewWillAppear:animated];
}
- (void) viewWillDisappear:(BOOL)animated
{
[shakeView resignFirstResponder];
[super viewWillDisappear:animated];
}
...
Android search with Fragments
...t seems like this might be the best that you can do.
p.s. If you use this approach, you might have to pay special attention to which Activitys are added/removed to the backstack. See this post for some more information on how this might be done.
p.p.s. You might also forget about the standard sear...