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Adding rounded corner and drop shadow to UICollectionViewCell

... Neither of these solutions worked for me. If you place all your subviews into the UICollectionViewCell content view, which you probably are, you can set the shadow on the cell's layer and the border on the contentView's layer to achieve both results. cell.contentView.layer.corne...
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How do I use boolean variables in Perl?

...isn't perfect, merely the best I've found. It's meant to be practical, not all-encompassing. Do note that value returned by your bool does stringify to 0. Also, you are discouraged from creating inconsistent overloads, and the values you return could be considered such. (e.g. a && can be opt...
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Is there any way to git checkout previous branch?

... wow, I totally should have just tried it! figured - was a shell-ism, and that if the functionality was in git, it would be something different – Matt Briggs Aug 26 '11 at 16:17 ...
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What is the difference between build.sbt and build.scala?

...thand notation roughly equivalent to this project/Build.scala: import sbt._ import Keys._ object Build extends Build { lazy val root = Project(id = "root", base = file(".")).settings( name := "hello", version := "1.0" ) } The .sbt file can also include vals, lazy vals, and defs...
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Android and XMPP: Currently available solutions [closed]

... Edited comments > hi all > I am using asmack for developing my xmpp client,I am facing a problem > When i come from 1st time login I start my chatting with user B and receiving messages from user B also that is fine.i switch off my wifi and...
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Write applications in C or C++ for Android? [closed]

... Normally, you have to: Install Google Android NDK. It contains libs, headers, makfile examples and gcc toolchain Build an executable from your C code for ARM, optimize and link it with provided libs if required Connect to a pho...
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What is Linux’s native GUI API?

...heir own APIs to handle windows, events and other OS stuff. I have never really got a clear answer as to what Linux’s equivalent is? ...
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What's the use/meaning of the @ character in variable names in C#?

...terfacing with other programming languages. The character @ is not actually part of the identifier, so the identifier might be seen in other languages as a normal identifier, without the prefix. An identifier with an @ prefix is called a verbatim identifier. ...
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Pandas: drop a level from a multi-level column index?

... @yoonghm It is there, you are probably just calling it on columns that don't have a multi-index – matt harrison Dec 18 '18 at 14:59 1 ...
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How to urlencode data for curl command?

... @kberg actually, this will only work for query data. curl will append a '?' followed by the urlencoded params. If you want to urlencode some url postfix (such as a CouchDB GET for some document id), then '--data-urlencode' won't work. ...