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

...div class="col-md-4" id="server_1"> <div class="server-action-menu"> Server 1 </div> </div> </div> CSS .server-action-menu { background-color: transparent; background-image: linear-gradient(to bottom, rgba(30, 87, 153, 0.2) 0%, rgba(1...
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What is the difference between == and equals() in Java?

...tten to compare, no more, no less. If a class does not override the equals method, then it defaults to the equals(Object o) method of the closest parent class that has overridden this method. If no parent classes have provided an override, then it defaults to the method from the ultimate parent cla...
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Always pass weak reference of self into block in ARC?

...nce to it. ad infinitum Thus, those two objects will just hang around in memory for the life of the program even though they should, if everything were working properly, be deallocated. So, what we're worried about is retain cycles, and there's nothing about blocks in and of themselves that crea...
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Why is 'false' used after this simple addEventListener function?

... According to MDN Web Docs, the third parameter is: useCapture If true, useCapture indicates that the user wishes to initiate capture. After initiating capture, all events of the specified type will be dispatched to the registered listener before being ...
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JSON Array iteration in Android/Java

...value = settings.getJSONObject(i).getString("value"); String name = settings.getJSONObject(i).getString("name"); applicationSettings.put(name, value); } 2.) make a JSONArray of names JSONArray names = json.names(); JSONArray values = json.toJSONArray(names)...
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How to check a checkbox in capybara?

... I found the following worked for me: # Check find(:css, "#cityID[value='62']").set(true) # Uncheck find(:css, "#cityID[value='62']").set(false) share | i...
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How do you scroll up/down on the Linux console?

...llback/Unlimited is checked. The exact location of this option might be somewhere different though, I see that you are using Redhat. share | improve this answer | follow ...
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What is Gradle in Android Studio?

Gradle is a bit confusing to me, and also for any new Android developer. Can anyone explain what Gradle in Android Studio is and what its purpose is? Why is it included in Android Studio? ...
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How to scale a UIImageView proportionally?

... Fixed easily, once I found the documentation! imageView.contentMode = UIViewContentModeScaleAspectFit; share | improve this answer | ...
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Replace String in all files in Eclipse

... Thank you I solved this way. 1.- Select the text to search 2.- Go to Menu Search >Text > Project, a listing of ocurrences pops up, within the search view. 3.- Right Click on the root of that list, 4.- Select Replace All... 5.- Input the text to replace for. 6.- Done ..... thank You.. ...