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How do I initialize a byte array in Java?

... Using a function converting an hexa string to byte[], you could do byte[] CDRIVES = hexStringToByteArray("e04fd020ea3a6910a2d808002b30309d"); I'd suggest you use the function defined by Dave L in Convert a string representation of a hex d...
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What's the advantage of a Java enum versus a class with public static final fields?

...ly assign an enum element a certain value, and consequently the ability to convert an integer to an enum without a decent amount of effort (i.e. Convert integer value to matching Java Enum ). ...
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When is it better to use String.Format vs string concatenation?

...ng etc. religiously. However, after reading your (old) article, I am now a convert. Thanks – stevethethread Jan 21 '14 at 14:42 3 ...
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...ummary: Dell R710, 2 x Xeon E5520 2.27GHz, 23.5GB / 24GB 1333MHz System: Dell PowerEdge R710 (Dell 0VWN1R) Processors: 2 x Xeon E5520 2.27GHz 5860MHz FSB (16 cores) Memory: 23.5GB / 24GB 1333MHz == 6 x 4GB, 12 x empty Disk-Control: megaraid_sas0: Dell/LSILogi...
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How can I iterate through the unicode codepoints of a Java String?

... add a workaround method that works with foreach loops (ref), plus you can convert it to java 8's new String#codePoints method easily when you move to java 8: You can use it with foreach like this: for(int codePoint : codePoints(myString)) { .... } Here's the helper mthod: public static It...
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What's the meaning of interface{}?

...unction, the Go runtime will perform a type conversion (if necessary), and convert the value to an interface{} value. All values have exactly one type at runtime, and v's one static type is interface{}. An interface value is constructed of two words of data: one word is used to point...
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Find region from within an EC2 instance

... ec2-metadata --availability-zone | sed 's/.$//' For debian based systems, the command is without dash. ec2metadata --availability-zone | sed 's/.$//' share | improve this answer ...
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Gson - convert from Json to a typed ArrayList

Using the Gson library, how do I convert a JSON string to an ArrayList of a custom class JsonLog ? Basically, JsonLog is an interface implemented by different kinds of logs made by my Android app--SMS logs, call logs, data logs--and this ArrayList is a collection of all of them. I keep gettin...
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Non-alphanumeric list order from os.listdir()

...u have to write it yourself: import re def sorted_alphanumeric(data): convert = lambda text: int(text) if text.isdigit() else text.lower() alphanum_key = lambda key: [ convert(c) for c in re.split('([0-9]+)', key) ] return sorted(data, key=alphanum_key) You can now use this function ...
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How can I convert a DateTime to the number of seconds since 1970?

I'm trying to convert a C# DateTime variable to Unix time, ie, the number of seconds since Jan 1st, 1970. It looks like a DateTime is actually implemented as the number of 'ticks' since Jan 1st, 0001. ...