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Why is require_once so bad to use?
...xtra work being done there but enough to detriment the speed of the whole app?
... I really doubt it... Not unless you're on really old hardware or doing it a lot.
If you are doing thousands of *_once, you could do the work yourself in a lighter fashion. For simple apps, just making sure you've o...
Objective-C ARC: strong vs retain and weak vs assign
...
After reading so many articles Stackoverflow posts and demo applications to check variable property attributes, I decided to put all the attributes information together:
atomic //default
nonatomic
strong=retain //default
weak
retain
assign //default
unsafe_un...
How to change a TextView's style at runtime
I have an android app on which, when the user taps a TextView , I would like to apply a defined style.
8 Answers
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Rspec doesn't see my model Class. uninitialized constant error
I'm writing tests on Rspec for my models in Ruby on Rails application.
And I receive this error while starting 'rspec spec'
...
Scroll Element into View with Selenium
...a sleep might have been implemented to deal with the unknown of the target app. If it has dynamic scrolling, or a single-page app that loads the next bit of the page after scrolling, among other possibilities. Speaking from experience, Selenium has frequently broken my company's site because the aut...
How do I tell CPAN to install all dependencies?
...atest answer to this question is to use cpanm instead (also referred to as App::cpanminus or cpanminus)!
DESCRIPTION
cpanminus is a script to get, unpack, build and install modules from
CPAN and does nothing else.
It's dependency free (can bootstrap
itself), requires zero configu...
“cannot resolve symbol R” in Android Studio
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For me this was causing the problem: Mismatch among ApplicationId in gradle and package name in manifest (and though the auto import added the wrong address for the R file). I recommend this little article to make clarification of difference between the two. blog....
What's the simplest way to subtract a month from a date in Python?
...with adding or subtracting months: months have different lengths! In some application an exception is appropriate in such cases, in others "the last day of the previous month" is OK to use (but that's truly crazy arithmetic, when subtracting a month then adding a month is not overall a no-operation...
Is it possible to cache POST methods in HTTP?
...POST) allows the caching of the response to a POST message, if you use the appropriate headers.
Responses to this method are not cacheable, unless the response
includes appropriate Cache-Control or Expires header fields. However,
the 303 (See Other) response can be used to direct the user a...
Change the font of a UIBarButtonItem
...
For those interested in using UIAppearance to style their UIBarButtonItem's fonts throughout the app, it can be accomplished using this line of code:
Objective C:
NSDictionary *barButtonAppearanceDict = @{NSFontAttributeName : [UIFont fontWithName:@"Helve...