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How can I do string interpolation in JavaScript?
...lity. If it was implemented that way, all the existing code which prints a string in that format will fail.
– thefourtheye
Dec 21 '18 at 7:02
2
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Check whether a variable is a string in Ruby
...nd_of? will return true for instances from derived classes.
class X < String
end
foo = X.new
foo.is_a? String # true
foo.kind_of? String # true
foo.instance_of? String # false
foo.instance_of? X # true
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Replace first occurrence of string in Python
I have some sample string. How can I replace first occurrence of this string in a longer string with empty string?
2 Answer...
How do I format a long integer as a string without separator in Java?
...
Just use Long.toString(long foo)
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How do I convert a string to a lower case representation?
How do I convert a string to a lower case representation?
2 Answers
2
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How to cast an Object to an int
...dered/boxed as an Integer then stored as an Object.
If your object is a String, then you can use the Integer.valueOf() method to convert it into a simple int :
int i = Integer.valueOf((String) object);
It can throw a NumberFormatException if your object isn't really a String with an integer as...
Most concise way to convert a Set to a List
...
List<String> list = new ArrayList<String>(listOfTopicAuthors);
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JsonMappingException: No suitable constructor found for type [simple type, class ]: can not instanti
...y the problem was in ApplesDO Class:
public class ApplesDO {
private String apple;
public String getApple() {
return apple;
}
public void setApple(String apple) {
this.apple = apple;
}
public ApplesDO(CustomType custom) {
//constructor Code
}
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Turning a string into a Uri in Android
I have a string, 'songchoice' . I want it to become a 'Uri' so I can use with MediaPlayer.create(context, Uri)
2 Answers
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How to dynamically compose an OR query filter in Django?
... with a list
# of db fields that can change like the following
# list_with_strings = ['dbfield1', 'dbfield2', 'dbfield3']
# init our q objects variable to use .add() on it
q_objects = Q(id__in=[])
# loop trough the list and create an OR condition for each item
for item in list:
q_objects.add(Q...