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Changing API level Android Studio
... androidTestCompile 'junit:junit:4.12'
compile fileTree(dir: 'libs', include: ['*.jar'])
}
Sync gradle button (refresh all gradle projects also works)
For beginners in Android Studio "Sync gradle button" is located in
Tools -> Android -> Sync Project with Gradle Files "Rebuild ...
How to use the “number_to_currency” helper method in the model rather than view?
...lacing traditional custom Rails helpers and logic-filled views.
Explicitly include ActionView::Helpers::NumberHelper in JobsHelper instead of depending on Rails to have magically loaded it for you. This is still not great, as you shouldn’t access a helper from a model.
Violate MVC & SRP. See f...
EF Code First: How do I see 'EntityValidationErrors' property from the nuget package console?
...re doing UserManager operations in your seed method then this change won't include the validation errors in the output, you would need to override the DBContext SaveChanges, SaveChangesAsync and SaveChangesAsync(CT) methods as per @jwize answer.
– Carl
Jan 13 '...
How do I get the coordinates of a mouse click on a canvas element?
...rome and IE use layerX/Y for the absolute offset of the click on the page including margin, padding, etc. In Firefox, layerX/Y and offsetX/Y are equivalent, but offset didn't previously exist. So, for compatibility with slightly older browsers, you can use:
function getRelativeCoords(event) {
...
How do I do a multi-line string in node.js?
... a\nsingle string'.
Note that the newline at the end of the first line is included in the resulting string.
Template literals were added to allow programmers to construct strings where values or code could be directly injected into a string literal without having to use util.format or other templa...
How to scale down a range of numbers with a known min and max value
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MySQL: determine which database is selected?
...ddendum:
There is much discussion over whether or not FROM DUAL should be included in this or not. On a technical level, it is a holdover from Oracle and can safely be removed. If you are inclined, you can use the following instead:
SELECT DATABASE();
That said, it is perhaps important to note, ...
Why use iterators instead of array indices?
...uired to have constant time complexity for all containers that support it, including std::list.
– James McNellis
Nov 6 '10 at 16:43
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Best way to find if an item is in a JavaScript array? [duplicate]
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As of ECMAScript 2016 you can use includes()
arr.includes(obj);
If you want to support IE or other older browsers:
function include(arr,obj) {
return (arr.indexOf(obj) != -1);
}
EDIT:
This will not work on IE6, 7 or 8 though. The best workaround is...
How do I alter the position of a column in a PostgreSQL database table?
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