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Constructors in Go
...n.
Supposing you have a struct like this :
type Thing struct {
Name string
Num int
}
then, if the zero values aren't fitting, you would typically construct an instance with a NewThing function returning a pointer :
func NewThing(someParameter string) *Thing {
p := new(Thing)
...
Getting attributes of Enum's value
... memberInfos = enumType.GetMember(FunkyAttributesEnum.NameWithoutSpaces1.ToString());
var enumValueMemberInfo = memberInfos.FirstOrDefault(m => m.DeclaringType == enumType);
var valueAttributes =
enumValueMemberInfo.GetCustomAttributes(typeof(DescriptionAttribute), false);
var description ...
What does an exclamation mark mean in the Swift language?
...wn as forced unwrapping of the optional’s value:
Example
let possibleString: String? = "An optional string."
print(possibleString!) // requires an exclamation mark to access its value
// prints "An optional string."
let assumedString: String! = "An implicitly unwrapped optional string."
print...
Ruby array to string conversion
...31'].join(', ')
EDIT:
"'#{['12','34','35','231'].join("', '")}'"
Some string interpolation to add the first and last single quote :P
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Why is the Java main method static?
...
public class JavaClass{
protected JavaClass(int x){}
public void main(String[] args){
}
}
Should the JVM call new JavaClass(int)? What should it pass for x?
If not, should the JVM instantiate JavaClass without running any constructor method? I think it shouldn't, because that will specia...
C# Test if user has write access to a folder
...ate in the day for this post, but you might find this bit of code useful.
string path = @"c:\temp";
string NtAccountName = @"MyDomain\MyUserOrGroup";
DirectoryInfo di = new DirectoryInfo(path);
DirectorySecurity acl = di.GetAccessControl(AccessControlSections.All);
AuthorizationRuleCollection rule...
Elegant method to generate array of random dates within two dates
...
Using Moment.js && @Demven Weir's answer to get a string value like "03/02/1975".
moment(new Date(+(new Date()) - Math.floor(Math.random()*10000000000)))
.format('MM/DD/YYYY');
NOTE: Keep adding a zero at a time to increase the span of years produced.
...
Converting many 'if else' statements to a cleaner approach [duplicate]
...ke this for each converter. Then you could set up a map like this:
Map<String, Converter> mimeTypeMap = new HashMap<String, Converter>();
mimeTypeMap.put("audio/mpeg", new MpegConverter());
Then your convertToMp3 method becomes like this:
Converter converter = mimeTypeMap.get(mimeTy...
C# DLL config file
...ionManager.OpenExeConfiguration(Assembly.GetExecutingAssembly().Location);
string dllConfigData = appConfig.AppSettings.Settings["dllConfigData"].Value;
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Replace all spaces in a string with '+' [duplicate]
I have a string that contains multiple spaces. I want to replace these with a plus symbol. I thought I could use
9 Answers...