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How to evaluate http response codes from bash/shell script?
...hat I'm missing the obvious, but have not succeeded with man [curl|wget] or google ("http" makes such a bad search term). I'm looking for a quick&dirty fix to one of our webservers that frequently fails, returning status code 500 with an error message. Once this happens, it needs to be restarted.
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How do you make a LinearLayout scrollable?
...bar so the user can scroll down. However, the scroll is either not visible or it's not working. How is it possible to add a scrollbar to a LinearLayout ?
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UIView frame, bounds and center
...rovide a detailed answer of it. Feel free to modify it if you want to add more correct content.
First a recap on the question: frame, bounds and center and theirs relationships.
Frame A view's frame (CGRect) is the position of its rectangle in the superview's coordinate system. By default it start...
Assign multiple columns using := in data.table, by group
What is the best way to assign to multiple columns using data.table ? For example:
2 Answers
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git add only modified changes and ignore untracked files
I ran "git status" and listed below are some files that were modified/or under the heading "changes not staged for commit".
It also listed some untracked files that I want to ignore (I have a ".gitignore" file in these directories).
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“icon-bar” in twitter bootstrap navigation bar
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icon-bar is used for responsive layouts to create a button that looks like ≡ on narrow browser screens. You can resize your browser window (by making it narrow) to see how the navbar is replaced by that button.
The three span tags create th...
What's the difference between event.stopPropagation and event.preventDefault?
They seem to be doing the same thing...
Is one modern and one old? Or are they supported by different browsers?
7 Answers...
getSupportActionBar from inside of Fragment ActionBarCompat
...arting a new project that uses the AppCompat/ActionBarCompat in v7 support library. I'm trying to figure out how to use the getSupportActionBar from within a fragment. My activity that hosts the fragment extends ActionBarActivity , but I don't see a similar support class for Fragments.
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Mockito: Inject real objects into private @Autowired fields
...emo demo;
/* ... */
}
Mockito will consider all fields having @Mock or @Spy annotation as potential candidates to be injected into the instance annotated with @InjectMocks annotation. In the above case 'RealServiceImpl' instance will get injected into the 'demo'
For more details refer
Mocki...
Try catch statements in C
...g today about the try/catch blocks existent in another languages. Googled for a while this but with no result. From what I know, there is not such a thing as try/catch in C. However, is there a way to "simulate" them?
Sure, there is assert and other tricks but nothing like try/catch, that also cat...