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Ruby on Rails: How do I add placeholder text to a f.text_field?
...ields so that the text comes pre-written by default, and when a user click inside the fields, the text goes away - allowing the user to type in the new text?
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Batch not-equal (inequality) operator
According to this , !==! is the not-equal string operator.
Trying it, I get:
5 Answers
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How can I remove a pytz timezone from a datetime object?
... way to remove the timezone from a pytz datetime object?
e.g. reconstructing dt from dt_tz in this example:
1 Answer
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Ruby: Merging variables in to a string
I'm looking for a better way to merge variables into a string, in Ruby.
7 Answers
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How to convert 1 to true or 0 to false upon model fetch
...N response from a mysql database. The model data is set with true or false into a boolean/tinyint field in the database, which uses 1 or 0 .
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How can I expose more than 1 port with Docker?
So I have 3 ports that should be exposed to the machine's interface. Is it possible to do this with a Docker container?
4 A...
Shallow copy of a Map in Java
... couple of ways (maybe others as well) to create a shallow copy of a Map in Java:
3 Answers
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Jinja2 shorthand conditional
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Yes, it's possible to use inline if-expressions:
{{ 'Update' if files else 'Continue' }}
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UITableView + Add content offset at top
... of my UITableView that does not affect the size of the content area. Shifting the content down or adding a blank cell is NOT what I want to do. Instead I just want an offset.
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How to merge a list of lists with same type of items to a single list of items?
The question is confusing, but it is much more clear as described in the following codes:
4 Answers
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