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Java 2021-09-08 23:34:02
how to find a special character in a string in java
Pattern p = Pattern.compile("[^a-z0-9 ]", Pattern.CASE_INSENSITIVE); Matcher m = p.matcher("I am a string"); boolean b = m.find(); if (b) System.out.println("There is a special character in my string"); Add solution -
Javascript 2021-09-08 16:58:02
insanceof
The instanceof operator tests to see if the prototype property of a constructor appears anywhere in the prototype chain of an object. The return value is a boolean value. For example :- function Car(make, model, year) { this.make = make; this.model... Add solution -
Java 2021-09-08 16:43:02
springboot add to collection firebase
// Assuming that you have the google sdk setup correctly package za.co.migal.service; import com.google.api.core.ApiFuture; import com.google.cloud.firestore.DocumentReference; import com.google.cloud.firestore.Firestore; import com.google.firebase.cloud... Add solution -
VBA 2021-09-08 16:15:02
vba check if certain bits are set in longlong integer
'Fast VBA function to test if specific bits are set 'within a 64-bit LongLong integer. If ALL specified bits are set then 'this function returns True. If ANY of the specified bits are 'not set then this function returns False. 'Bits are numbered from 0... Add solution