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PostgreSQL create table if not exists
In a MySQL script you can write:
6 Answers
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Nested fragments disappear during transition animation
Here's the scenario: Activity contains fragment A , which in turn uses getChildFragmentManager() to add fragments A1 and A2 in its onCreate like so:
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jQuery same click event for multiple elements
...1').add('.class2').on('click', some_function);
This also works with existing objects:
const $class1 = $('.class1');
const $class2 = $('.class2');
$class1.add($class2).on('click', some_function);
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How to parse a JSON string into JsonNode in Jackson?
It should be so simple, but I just cannot find it after being trying for an hour #embarrasing.
6 Answers
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Rearranging Tab Bar Controller Order in StoryBoard
In my app iPhone app I have a Tab Bar Controller with 4 relationships to 4 different Table View Controllers. Is there a way to rearrange the order of the relationship in the StoryBoard graphically? I can't find a way to do this and I'm sure I must be missing something!
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Why do some websites add “Slugs” to the end of URLs? [closed]
Many websites, including this one, add what are apparently called slugs - descriptive but as far as I can tell useless bits of text - to the end of URLs.
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Where to put model data and behaviour? [tl; dr; Use Services]
I am working with AngularJS for my latest project. In the documentation and tutorials all model data is put into the controller scope. I understand that is has to be there to be available for the controller and thus within the corresponding views.
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Which characters are valid in CSS class names/selectors?
What characters/symbols are allowed within the CSS class selectors?
I know that the following characters are invalid , but what characters are valid ?
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How to scroll to an element inside a div?
... when I click on it, it will force this div to scroll to view an element inside.
I wrote its JavasSript like this:
16 Ans...
When to use symbols instead of strings in Ruby?
If there are at least two instances of the same string in my script, should I instead use a symbol?
4 Answers
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