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Calling a Fragment method from a parent Activity
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OK that was easy, thanks (I'm brand new to fragments). Now the hard part is I can't seem to get a reference to the fragment in the first place. It's not defined in an XML layout, so I can't use findFragmentById(). And it's not clear to me from the code I'm following (ref above)...
Delete first character of a string in Javascript
...(0) == unwantedCharacter ) yourString = yourString.substr(1);
//yourString now contains "test"
.slice() vs .substring() vs .substr()
Quote from (and more on that in) What is the difference between String.slice and String.substring?
He also points out that if the parameters to slice are negative, t...
Will #if RELEASE work like #if DEBUG does in C#?
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Found this very useful as I have now defined a RELEASE constant for my Release configuration and a TESTING constant for my Testing configuration. Very useful for defining require https only for release #if (RELEASE) [RequireHttps] #endif
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Do I need Content-Type: application/octet-stream for file download?
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No.
The content-type should be whatever it is known to be, if you know it. application/octet-stream is defined as "arbitrary binary data" in RFC 2046, and there's a definite overlap here of it being appropriate for entities whose sole intended purpose is to be saved to di...
How would you make a comma-separated string from a list of strings?
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Note if you are using python 2.7 (which you shouldn't by now) then using str will raise an exception if any item in the list has unicode.
– kroiz
May 26 at 13:54
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In which language are the Java compiler and JVM written?
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@devdimi the link is broken and now resides at: stroustrup.com/applications.html
– flup
Jul 13 '13 at 11:25
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Git - How to close commit editor?
...description at the very top, press esc to exit insert mode, then type :x! (now the cursor is at the bottom) and hit enter to save and exit.
If typing :q! instead, will exit the editor without saving (and commit will be aborted)
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Crop MP3 to first 30 seconds
...his means ffmpeg -t 30 -i inputfile.mp3 -acodec copy outputfile.mp3 would now be the correct answer.
– Oben Sonne
Dec 30 '12 at 20:41
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How to reverse a 'rails generate'
...stroy scaffold hohoho
Rails 3.2 adds a new d shortcut to the command, so now you can write:
rails d controller lalala
rails d model yadayada
rails d scaffold hohoho
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How do I redirect to the previous action in ASP.NET MVC?
...ng URL then is Index but then when the user does POST Edit the referrer is now Edit from the preceding GET request. How can I make sure POST Edit knows the URL that referred the user to GET Edit?
– one.beat.consumer
Nov 15 '12 at 23:53
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