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How do I add a margin between bootstrap columns without wrapping [duplicate]

... I was facing the same issue; and the following worked well for me. Hope this helps someone landing here: <div class="row"> <div class="col-md-6"> <div class="col-md-12"> Set room heater temperature </...
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Maven: best way of linking custom external JAR to my project?

It's my first couple of days learning Maven and I'm still struggling with the basics. I have an external .jar file (not available in the public repos) that I need to reference in my project and I'm trying to figure out what my best option is. ...
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Java - JPA - @Version annotation

...//... } On update, the field annotated with @Version will be incremented and added to the WHERE clause, something like this: UPDATE MYENTITY SET ..., VERSION = VERSION + 1 WHERE ((ID = ?) AND (VERSION = ?)) If the WHERE clause fails to match a record (because the same entity has already been up...
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How to create function that returns nothing

...ite a function with pl/pgsql . I'm using PostgresEnterprise Manager v3 and using shell to make a function, but in the shell I must define return type. If I don't define the return type, I'm not able to create a function. ...
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'printf' vs. 'cout' in C++

What is the difference between printf() and cout in C++? 16 Answers 16 ...
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How to select label for=“XYZ” in CSS?

...ute selectors, but more recent ones do. To support older browsers like IE6 and IE7, you'd have to use a class (well, or some other structural way), sadly. (I'm assuming that the template {t _your_email} will fill in a field with id="email". If not, use a class instead.) Note that if the value of t...
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Testing for empty or nil-value string [duplicate]

...t’s false, empty, or a whitespace string. For example, "", " ", nil, [], and {} are all blank. share | improve this answer | follow | ...
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The best way to remove duplicate values from NSMutableArray in Objective-C?

...wrote the answer below in 2009; in 2011, Apple added NSOrderedSet to iOS 5 and Mac OS X 10.7. What had been an algorithm is now two lines of code: NSOrderedSet *orderedSet = [NSOrderedSet orderedSetWithArray:yourArray]; NSArray *arrayWithoutDuplicates = [orderedSet array]; If you are worried ab...
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Post data to JsonP

...y works because you're allowed to insert <script> tags into the DOM, and they can point anywhere. You can, of course, make a page on another domain the action of a regular form POST. Edit: There are some interesting hacks out there if you're willing to go to a lot of effort inserting hidden ...
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Android ImageView Zoom-in and Zoom-Out

I want to Zoom-in and Zoom-out an Android ImageView. I tried most of the samples but in all of them the image in the ImageView itself is getting Zoomed-in and Zoomed-out, while I want to Zoom-in and Zoom-out the ImageView. I want to increase the ImageView width and height while Zooming-in and reduce...