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How do I position one image on top of another in HTML?

...tion pseudo elements relative to their parent element. This gives you two extra layers to play with for every element - so positioning one image on top of another becomes easy - with minimal and semantic markup (no empty divs etc). markup: <div class="overlap"></div> css: .overlap ...
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How would I create a UIAlertView in Swift?

...should only be used when UIAlertController is not available. if NSClassFromString("UIAlertController") != nil { /* use UIAlertController * / } else { /* use UIAlertView * / } – phatblat Apr 16 '15 at 17:01 ...
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How to make a phone call in android and come back to my activity when the call is done?

...tateListener { @Override public void onCallStateChanged(int state, String incomingNumber) { if(TelephonyManager.CALL_STATE_RINGING == state) { Log.i(LOG_TAG, "RINGING, number: " + incomingNumber); } if(TelephonyManager.CALL_STATE_OFFHOOK == state) { ...
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Why doesn't await on Task.WhenAll throw an AggregateException?

...on and throws the underlying exception. By leveraging await, you avoid the extra work to handle the AggregateException type used by Task.Result, Task.Wait, and other Wait methods defined in the Task class. That’s another reason to use await instead of the underlying Task methods.... ...
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GitHub README.md center image

... This works great, but using an anchor (#) over query string (?) is probably a better solution as I posted in this answer: stackoverflow.com/questions/255170/markdown-and-image-alignment/… - however I don't believe the github readme.md supports defining css. ...
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Spring vs EJB. Can Spring replace EJB? [closed]

...e to replace the requirement of using EJB. Can anyone tell me what are the extra advantages of using EJB? 4 Answers ...
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Rails Root directory path?

... 3 and newer: Rails.root which returns a Pathname object. If you want a string you have to add .to_s. If you want another path in your Rails app, you can use join like this: Rails.root.join('app', 'assets', 'images', 'logo.png') In Rails 2 you can use the RAILS_ROOT constant, which is a string...
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Selecting data from two different servers in SQL Server

... ] [ , [ @location= ] 'location' ] [ , [ @provstr= ] 'provider_string' ] [ , [ @catalog= ] 'catalog' ] Read more about sp_addlinkedserver. You have to create linked server only once. After creating linked server, we can query it as follows: select * from LinkedServerName.Datab...
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Java 8 stream reverse order

...g the Collector.of() factory method. The complete code is this: Deque<String> output = input.collect(Collector.of( ArrayDeque::new, (deq, t) -> deq.addFirst(t), (d1, d2) -> { d2.addAll(d1); return d2; })); The result is a Deque instead of a List, but that ...
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Warning: The Copy Bundle Resources build phase contains this target's Info.plist file

...n83, you will get the build warning, and the built product will contain an extra copy of Info.plist taking up a little space. – JWWalker Jan 16 '15 at 1:01 1 ...