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How to empty a Heroku database
I'm working on a Ruby on Rails 3 webapp on Heroku. How do I empty the database?
18 Answers
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How to create an array of object literals in a loop?
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calculating length only once is probably a good idea, I choose to add a var obj to make the code clearer, of course you can skip it, you can write the whole script in one line if you wish :)
– RaYell
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JSHint and jQuery: '$' is not defined
The following JS:
9 Answers
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How to disable UITextField editing but still accept touch?
I'm making a UITextField that has a UIPickerView as inputView . Its all good, except that I can edit by copy, paste, cut and select text, and I don't want it. Only the Picker should modify text field.
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Altering a column: null to not null
I have a table that has several nullable integer columns. This is undesirable for several reasons, so I am looking to update all nulls to 0 and then set these columns to NOT NULL . Aside from changing nulls to 0 , data must be preserved.
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How to use OR condition in a JavaScript IF statement?
I understand that in JavaScript you can write:
11 Answers
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warning this call is not awaited, execution of the current method continues
Just got VS2012 and trying to get a handle on async .
10 Answers
10
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Why does the 260 character path length limit exist in Windows?
I have come up against this problem a few times at inopportune moments:
11 Answers
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Using Java 8's Optional with Stream::flatMap
...friends make for some very concise java code, but I have come across a seemingly-simple situation that is tricky to do concisely.
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How to read an external properties file in Maven
Does anyone know how to read a x.properties file in Maven. I know there are ways to use resource filtering to read a properties file and set values from that, but I want a way in my pom.xml like:
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