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When to use ' (or quote) in Lisp?
After making it through the major parts of an introductory Lisp book, I still couldn't understand what the special operator (quote) (or equivalent ' ) function does, yet this has been all over Lisp code that I've seen.
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Cannot push to Git repository on Bitbucket
I created a new repository and I'm running into a strange error. I've used Git before on Bitbucket but I just reformatted and now I can't seem to get Git to work. After doing a commit, I had to add my email and name to the globals, but then it committed just fine.
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How to get the result of OnPostExecute() to main activity because AsyncTask is a separate class?
...y and the one that extends the AsyncTask , Now in my main Activity I need to get the result from the OnPostExecute() in the AsyncTask . How can I pass or get the result to my main Activity?
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How to rebase local branch with remote master
I have a cloned project from a master branch from remote repository remote_repo . I create a new branch and I commit to that branch. Other programmers pushed to remote_repo to the master branch.
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How can I save an image to the camera roll?
I am new to Xcode (using 4.3) and am not sure how to save an image to the device's camera roll. All that I have done so far is set up an IBAction for the button to save the image. What library method or function can I use to save an image to the user's camera roll?
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commands not found on zsh
...the default bash, and something wrong happen so that all commands who used to work are no longer recognized:
14 Answers
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How should I have explained the difference between an Interface and an Abstract class?
In one of my interviews, I have been asked to explain the difference between an Interface and an Abstract class .
30 Ans...
Get to UIViewController from UIView?
Is there a built-in way to get from a UIView to its UIViewController ? I know you can get from UIViewController to its UIView via [self view] but I was wondering if there is a reverse reference?
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What's the use of Jade or Handlebars when writing AngularJs apps
I am new(ish) to the whole javascript full stack applications, and completely new to Angular, so I was hoping somebody can put the record straight for me here.
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Link and execute external JavaScript file hosted on GitHub
When I try to change the linked reference of a local JavaScript file to a GitHub raw version my test file stops working. The error is:
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