test.cc: In function ‘int main()’: test.cc:7:15: warning: capture of variable ‘x’ with non-automatic storage duration 7 | auto fun = [x]() { printf("%d\n", x); }; | ^ test.cc:5:5:
Elsewhere, clustered regularly interspaced short palindromic repeats-based systems have been used to create mutable barcodes to allow multilevel lineage recording without the need for successive rounds of cell labeling68,69. Given its versatility and ease of use, we envision that CellTag-multi can ...
Using the ScreenCaptureKit API on macOS 15.1.0 with an M3 chip causes a freeze of over 40 seconds. 1.Open the DingTalk macOS application, start a meeting, and initiate screen sharing. 2.The DingTalk app calls the [SCShareableContent getShareableContentWithCompletionHandler:] API. 3.The API ...
// Declare variable 'a' int a = 0; // Declare a lambda which captures 'a' by reference auto set = [&a]() { a = 1; }; set(); assert(a == 1); The keywordmutableis not needed, becauseaitself is notconst. Of course, capturing by reference means that the lambdamust notescape...
Metadata for a file output is represented by an array of AVMetadataItem objects; you use an instance of its mutable subclass, AVMutableMetadataItem, to create metadata of your own. AVCaptureMovieFileOutput *aMovieFileOutput = <#Get a movie file output#>; NSArray *existingMetadataArray = a...
Just to make sure this sinks in: had I assigned pn the address of local variable, I would have been in trouble again even after capturing pn by value: Copy // Bad! void foo() { int n = 10; int *pn = &n; task<void> t([pn] () { printf("%d\n", *pn); delete pn; }...
[mutableComposition scaleTimeRange:toDuration:]; 60 FPS Support Editing • Use AVMutableComposition to build up temporal edits mutableComposition = [AVMutableComposition composition]; [mutableComposition insertTimeRange:ofAsset:atTime:error:]; [mutableComposition scaleTimeRange:toDuration:]; • See ...
.pointee) ^~ ObjectiveC.id:2:18: note: 'id' has been explicitly marked unavailable here public typealias id = AnyObject ^ warning: /var/folders/v4/3xg1hmp93gjd8_xlzmryf_wm0000gn/T/expr23-dfa421..cpp:5:7: initialization of variable '$__lldb_error_result' was never used; ...
Just to make sure this sinks in: had I assigned pn the address of local variable, I would have been in trouble again even after capturing pn by value: 複製 // Bad! void foo() { int n = 10; int *pn = &n; task<void> t([pn] () { printf("%d\n", *pn); delete pn; }...
Just to make sure this sinks in: had I assigned pn the address of local variable, I would have been in trouble again even after capturing pn by value: 複製 // Bad! void foo() { int n = 10; int *pn = &n; task<void> t([pn] () { printf("%d\n", *pn); delete pn; }...