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Difference between using Throwable and Exception in a try catch
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edited Feb 6 '18 at 8:29
Maurice Perry
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Disable XML validation in Eclipse
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169
You have two options:
Configure Workspace Settings (disable the validation for the current ...
When would you use a WeakHashMap or a WeakReference?
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10 Answers
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How do short URLs services work?
... gets loaded that redirects.
PS: there are more types of redirect. HTTP 301 means: redirect permanent. If that would happen, the browser will not request the bit.ly or TinyUrl site anymore and those sites want to count the hits. That's why HTTP 302 is used, which is a temporary redirect. The browse...
git: diff between file in local repo and origin
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$ git fetch origin master
$ git diff origin/master -- [local-path]
Note 1: The second command above will compare against the locally stored remote tracking branch. The fetch command is required to update the remote tracking branch to be in sync with the contents of the remote server. Alternativel...
How to retrieve the hash for the current commit in Git?
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To turn arbitrary extended object reference into SHA-1, use simply git-rev-parse, for example
git rev-parse HEAD
or
git rev-parse --verify HEAD
You can also retrieve the short version like this
git rev-parse --short HEAD
Sidenote: If you want to turn references (branches and...
How do I define and use an ENUM in Objective-C?
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109
Your typedef needs to be in the header file (or some other file that's #imported into your hea...
Get underlying NSData from UIImage
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NSData *imageData = UIImageJPEGRepresentation(image, 0.7); // 0.7 is JPG quality
or
NSData ...