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Add an element to an array in Swift
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As of Swift 3 / 4 / 5, this is done as follows.
To add a new element to the end of an Array.
anArray.append("This String")
To append a different Array to the end of your Array.
anArray += ["Moar", "Strings"]
anArray.append(conte...
Remove all line breaks from a long string of text
.... The string '\n' represents newlines. And \r represents carriage returns (if you're on windows, you might be getting these and a second replace will handle them for you!).
basically:
# you probably want to use a space ' ' to replace `\n`
mystring = mystring.replace('\n', ' ').replace('\r', '')
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How to Set a Custom Font in the ActionBar Title?
How (if possible) could I set a custom font in a ActionBar title text(only - not the tab text) with a font in my assets folder? I don't want to use the android:logo option.
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Generate unique random numbers between 1 and 100
...arr.length < 8){
var r = Math.floor(Math.random() * 100) + 1;
if(arr.indexOf(r) === -1) arr.push(r);
}
console.log(arr);
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Invoking a static method using reflection
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Fromthe Javadoc of Method.invoke():
If the underlying method is static, then the specified obj argument is ignored. It may be null.
What happens when you
Class klass = ...;
Method m = klass.getDeclaredMethod(methodName, paramtypes);
m.invoke(null, args)
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datatrigger on enum to change image
...num type must be prefixed with the xmlns prefix you defined above.
Edit:
If your Enum is declared inside a class you need to use the syntax:
{x:Static namespace:ClassName+EnumName.EnumValue}
for example:
{x:Static my:ConfigurationViewModel+PingStatus.PING_UNKNOWN}
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Graphical DIFF programs for linux [closed]
I really like Araxis Merge for a graphical DIFF program for the PC. I have no idea what's available for linux , though. We're running SUSE linux on our z800 mainframe.
I'd be most grateful if I could get a few pointers to what programs everyone else likes.
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Difference between mkdir() and mkdirs() in java for java.io.File [closed]
Can anyone tell me the difference between these two methods:
3 Answers
3
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Double negation (!!) in javascript - what is the purpose? [duplicate]
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When you say "pretty much equivalent", do you know if there are actually any differences? Faster than the function call Boolean(), perhaps?
– mwcz
May 6 '12 at 2:06
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Delete a dictionary item if the key exists [duplicate]
Is there any other way to delete an item in a dictionary only if the given key exists, other than:
3 Answers
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