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What does an exclamation mark mean in the Swift language?
... to me that in this tradeoff between safety and productivity, usually it's best to be on the safer side. A notable exception I've found is when Apple uses the forced unwrapping for UI elements, which makes sense because first, UI elements are usually optional when involving a storyboard (as they are...
Version vs build in Xcode
...rs values to match your settings. PreferenceSpecifiers:2 means look at the item at index 2 under the PreferenceSpecifiers array in your plist file, so for a 0-based index, that's the 3rd preference setting in the array.
productVersion=$(/usr/libexec/PlistBuddy -c "Print CFBundleShortVersionString" ...
Install parent POM without building Child modules
...personally recommend keeping your parent as a separate module.
I find the best approach for inheritance to be as follows:
aggregator
|- module1/ (extends parent)
| |- pom.xml
|- module2/ (extends parent)
| |- pom.xml
|- parent/
| |- pom.xml
|- pom.xml
This way you can always install the parent o...
In what cases do I use malloc and/or new?
...ead you should do this when deleting an array of data:
//This deletes all items in the array
delete[] pBuffer;
The new keyword is the C++ way of doing it, and it will ensure that your type will have its constructor called. The new keyword is also more type-safe whereas malloc is not type-safe at...
No Swipe Back when hiding Navigation Bar in UINavigationController
...
The best answer, Thanks!
– Dory Daniel
May 22 '17 at 12:31
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Maven is not working in Java 8 when Javadoc tags are incomplete
...
The best solution would be to fix the javadoc errors. If for some reason that is not possible (ie: auto generated source code) then you can disable this check.
DocLint is a new feature in Java 8, which is summarized as:
Prov...
Splitting string into multiple rows in Oracle
...A regex of the format '[^,]+' to parse strings does not return the correct item if there is a null element in the list. See here for more info: stackoverflow.com/questions/31464275/…
– Gary_W
Aug 13 '15 at 14:54
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How does OAuth 2 protect against things like replay attacks using the Security Token?
...Secret. Instead, it relies entirely on Site B being responsible with these items and not letting them get out, and on them being sent over https while in transit (https will protect URL parameters).
The purpose of the Authorization Code step is simply convenience, and the Authorization Code is not ...
Calling Objective-C method from C++ member function?
...()->getVisibleOrigin();
/////////////////////////////
// 2. add a menu item with "X" image, which is clicked to quit the program
// you may modify it.
// add a "close" icon to exit the progress. it's an autorelease object
auto closeItem = MenuItemImage::create(
...
JavaScript private methods
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This is the best answer. The benefits of private methods, no junk.
– TaylorMac
Oct 7 '14 at 6:43
1
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