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How can I indent multiple lines in Xcode?
...y bindings thus you can indent using CMD-] and CMD-[ in, for example, Mail.app.
– Gregory Cosmo Haun
Jun 15 '10 at 23:57
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How to send a message to a particular client with socket.io
... ended up wasting a lot of time trying to overcome the limitations of this approach. See @az7ar's solution and this explanation for why it's better.
– Daniel Que
Aug 13 '14 at 1:07
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Is there a way for non-root processes to bind to “privileged” ports on Linux?
...aunch an interpreter). In this case, as far I as understand, you'd have to apply the capability to the interpreter executable itself, which of course is a security nightmare, since any program using that interpreter will have the capability. I wasn't able to find any clean, easy way to work around t...
Difference between objectForKey and valueForKey?
...orKey can be intensely slow - it's currently a major bottleneck in my iPad app, so slow that replacing it with a "standard" dictionary made the app noticeably faster. Something very wrong with KVC on iOS, and I'll never use it again - not worth the drop in performance, and having to re-write it the ...
Is “IF” expensive?
...is all mean for performance? When the processor sees a branch instruction appear in its pipeline, it needs to figure out how to continue to fill up its pipeline. In order to figure out what instructions come after the branch in the program stream, it needs to know two things: (1) if the branch wil...
What's “requestCode” used for on PendingIntent?
... screen, I dont know whether is this the correct way and for me error was happening only when multiple FCMs were there in tray
– JSONParser
Dec 15 '18 at 9:06
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URL encoding the space character: + or %20?
...paces with "+" instead of "%20". The MIME type of data encoded this way is application/x-www-form-urlencoded, and it is currently defined (still in a very outdated manner) in the HTML and XForms specifications.
So, the real percent encoding uses %20 while form data in URLs is in a modified form th...
Bootstrap 3 Slide in Menu / Navbar on Mobile [closed]
I am building a browser-based mobile app and I've decided to use Bootstrap 3 as the css framework for the design. Bootstrap 3 comes with a great "responsive" feature in the navigation bar where it collapses automatically if it detects a specific "break point" regarding the resolution of the browser....
What are “Groovy” and “Grails” and what kinds of applications are built using them?
...lopment best practices, and is meant to be highly productive.
What kind of Applications are built using "Groovy on Grails"?
Grails is used to build web applications that run on the JVM.
What are the advantages of Groovy on Grails?
High productivity, focusing on business instead of plumbing. (Note ...
Passing current scope to an AngularJS Service
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To let the controller know when something async happens, use Angular promises.
To provoke the $apply, you don't need the scope, you can call $rootScope.$apply, as there is no difference calling it in a specific scope or in the root.
Regarding the variable reading, it woul...