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Find the index of a dict within a list, by matching the dict's value
...as readable or Pythonic is @Emile's answer. Because the intention is not really to create a generator (and using next() for this seems weird to me), the aim is just to get the index. Also, this raises StopIteration, whereas the Python lst.index() method raises ValueError.
– Ben...
How to convert String to long in Java?
I got a simple question in Java: How can I convert a String that was obtained by Long.toString() to long ?
9 Answers
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Should JAVA_HOME point to JDK or JRE?
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Is it possible to validate pro-grammatically whether the Java path is set as JRE or JDK?
– Dinesh Kumar P
Mar 2 '18 at 11:22
add a comment
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Appending a line to a file only if it does not already exist
...;> foo.bar
-q be quiet
-x match the whole line
-F pattern is a plain string
https://linux.die.net/man/1/grep
Edit:
incorporated @cerin and @thijs-wouters suggestions.
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Json.net serialize/deserialize derived types?
... = new JsonSerializerSettings { TypeNameHandling = TypeNameHandling.All };
string Serialized = JsonConvert.SerializeObject(inheritanceList, settings);
List<Base> deserializedList = JsonConvert.DeserializeObject<List<Base>>(Serialized, settings);
This will result in correct deseri...
Difference between addSubview and insertSubview in UIView class
...array then add in View'slayer
- (void)addSubview:(UIView *)subview
{
[_subviews addObject:subview];
[_layer addSublayer:subview.layer];
}
}
2.While insertSubview add your view as subview then call
[_layer insertSublayer:subview.layer atIndex:index];
- (void)insertSubview:(UIView *)subv...
What are all the different ways to create an object in Java?
...you could describe class loading as creating new objects (such as interned Strings).
A literal array as part of the initialisation in a declaration (no constructor for arrays).
The array in a "varargs" (...) method call (no constructor for arrays).
Non-compile time constant string concatenation (hap...
How to declare global variables in Android?
...ple, with caveats to follow:
class MyApp extends Application {
private String myState;
public String getState(){
return myState;
}
public void setState(String s){
myState = s;
}
}
class Blah extends Activity {
@Override
public void onCreate(Bundle b){
...
MyApp app...
Split string with dot as delimiter
I am wondering if I am going about splitting a string on a . the right way? My code is:
13 Answers
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String replacement in java, similar to a velocity template
Is there any String replacement mechanism in Java, where I can pass objects with a text, and it replaces the string as it occurs.
For example, the text is :
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