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What is the purpose of a question mark after a type (for example: int? myVariable)?
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Thank you for the explanation. I understand now.
– problemofficer
Jul 1 '17 at 3:59
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Cell spacing in UICollectionView
How do I set cell spacing in a section of UICollectionView ? I know there is a property minimumInteritemSpacing I have set it to 5.0 still the spacing is not appearing 5.0. I have implemented the flowout delegate method.
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How to make a background 20% transparent on Android
...w this procedure:
Given a transparency percentage, for example 20%, you know the opaque percentage value is 80% (this is 100-20=80)
The range for the alpha channel is 8 bits (2^8=256), meaning the range goes from 0 to 255.
Project the opaque percentage into the alpha range, that is, multiply the r...
Node.js getaddrinfo ENOTFOUND
... My sample code in Learning Node did not make this clear to me. Now I understand why I got strange failures when I filled out the options {...} block.
– Michael Shopsin
May 4 '15 at 15:40
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SSH library for Java [closed]
Does anyone know of a good library for SSH login from Java.
7 Answers
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How to ignore the first line of data when processing CSV data?
...because the accepted one was not working for me (can't remember the reason now). What would be the problem with defining data = dict() and then immediately filling it (as compared to your suggestion)?
– Maarten
May 28 '15 at 18:33
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How to configure Eclipse build path to use Maven dependencies?
... and select Import... > Maven Projects) and it will be "Maven ready".
Now, to add a dependency, either right-click the project and select Maven > Add Dependency) or edit the pom manually.
PS: avoid using the maven-eclipse-plugin if you are using m2eclipse. There is absolutely no need for it...
How to run a Runnable thread in Android at defined intervals?
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Alex, i have one small doubt.Now the thread is running perfectly and displaying the text continously, if i want to stop this means what i have to do?Please help me.
– Rajapandian
Dec 17 '09 at 14:19
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Iterating through a list in reverse order in java
...s not one loop, so I've taken this and wrapped it. pastebin.ca/1759041 so, now I can do for (Node each : new ListReverse<Node>(nodes)) { }
– Allain Lalonde
Jan 20 '10 at 15:52
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An error occurred while signing: SignTool.exe not found
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Now try to publish the ClickOnce application. If you still find the same issue, please check if you installed the Microsoft .NET Framework 4.5 Developer Preview on the system. The Microsoft .NET Framework 4.5 Developer Previe...