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“unary operator expected” error in Bash if condition
...it's much easier to always use the double bracket conditional compound command [[ ... ]], instead of the Posix-compatible single bracket version [ ... ]. Inside a [[ ... ]] compound, word-splitting and pathname expansion are not applied to words, so you can rely on
if [[ $aug1 == "and" ]];
to co...
How do I access my SSH public key?
I've just generated my RSA key pair, and I wanted to add that key to GitHub.
18 Answers
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Difference between Java SE/EE/ME?
... will write simple programs that create files, directories, edit XML files and so on, nothing too complex for now.
14 Answe...
How to remove all line breaks from a string
I have a text in a textarea and I read it out using the .value attribute.
16 Answers
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IIS7: HTTP->HTTPS Cleanly
...the cleanest way is as described here on IIS-aid.com. It's web.config only and so if you change server you don't have to remember all the steps you went through with the 403.4 custom error page or other special permissions, it just works.
<configuration>
<system.webServer>
<rew...
Java: Multiple class declarations in one file
...ed type (which I would otherwise agree with): if the main class is generic and the type parameter is the second class, the second class can't be nested. And if the two classes are tightly coupled (like PublicClass and PrivateImpl in the question), I think it's a good idea to put PrivateImpl as a top...
HTTP header line break style
...ch line break style is preferable for use in HTTP headers: \r\n or \n , and why?
3 Answers
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Difference between fmt.Println() and println() in Go
As illustrated below, both fmt.Println() and println() give same output in Go: Hello world!
5 Answers
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Printing HashMap In Java
...y returns a set of keys from your hashmap, you should iterate this key set and the get the value from the hashmap using these keys.
In your example, the type of the hashmap's key is TypeKey, but you specified TypeValue in your generic for-loop, so it cannot be compiled. You should change it to :
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How to Disable landscape mode in Android?
How can I disable landscape mode for some of the views in my Android app?
31 Answers
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