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prevent refresh of page when button inside form clicked
I have an issue while using buttons inside form. I want that button to call function. It does, but with unwanted result that it refresh the page.
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SVG Positioning
...t;g transform="translate(20,2.5) rotate(10)">
<rect x="0" y="0" width="60" height="10"/>
</g>
Links: Example from the SVG 1.1 spec
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break out of if and foreach
... $device ) {
// found a match in the file
$nodeid = $equip->id;
// will leave the foreach loop and also the if statement
break;
some_function(); // never reached!
}
other_function(); // not executed after match/break
}
Just for comple...
How can I create tests in Android Studio?
Just downloaded Android Studio which is based off of the Intellij Idea.
12 Answers
12
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module.exports vs exports in Node.js
...or exported object. By setting both you use exports as a shorthand and avoid potential bugs later on down the road.
Using exports.prop = true instead of module.exports.prop = true saves characters and avoids confusion.
sha...
Entity Framework select distinct name
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The way that @alliswell showed is completely valid, and there's another way! :)
var result = EFContext.TestAddresses
.GroupBy(ta => ta.Name)
.Select(ta => ta.Key);
I hope it'll be useful to someone.
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How to insert spaces/tabs in text using HTML/CSS
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In cases wherein the width/height of the space is beyond &nbsp; I usually use:
For horizontal spacer:
<span style="display:inline-block; width: YOURWIDTH;"></span>
For vertical spacer:
<span style="display:block; height: YO...
Using NumberPicker Widget with Strings
Is there a way to use the Android NumberPicker widget for choosing strings instead of integers?
5 Answers
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Select where count of one field is greater than one
...t face value:
SELECT *
FROM db.table
HAVING COUNT(someField) > 1
Ideally, there should be a GROUP BY defined for proper valuation in the HAVING clause, but MySQL does allow hidden columns from the GROUP BY...
Is this in preparation for a unique constraint on someField? Looks like it shou...
Delete all records in a table of MYSQL in phpMyAdmin
...will delete all the content of the table, not reseting the autoincremental id, this process is very slow. If you want to delete specific records append a where clause at the end.
truncate myTable
This will reset the table i.e. all the auto incremental fields will be reset. Its a DDL and its very fa...