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Should I write script in the body or the head of the html? [duplicate]
I have seen both ways, both implementation work just the structures are a bit different. In your experience, which work better and why?
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What is null in Java?
...ere is no type which null is an instanceof.
15.20.2 Type Comparison Operator instanceof
RelationalExpression:
RelationalExpression instanceof ReferenceType
At run time, the result of the instanceof operator is true if the value of the RelationalExpression is not null and the reference c...
Mvn install or Mvn package
... I modified any java files then do I need to do Run as -> Mvn install or Mvn package ?
8 Answers
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What is the difference in maven between dependency and plugin tags in pom xml?
...dencies are Jar files.
But the difference between them is, most of the work in maven is done using plugins; whereas dependency is just a Jar file which will be added to the classpath while executing the tasks.
For example, you use a compiler-plugin to compile the java files. You can't use comp...
How do you format an unsigned long long int using printf?
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Use the ll (el-el) long-long modifier with the u (unsigned) conversion. (Works in windows, GNU).
printf("%llu", 285212672);
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How to implement common bash idioms in Python? [closed]
... through the subprocess library. This isn't always the best first choice for doing all external commands. Look also at shutil for some commands that are separate Linux commands, but you could probably implement directly in your Python scripts. Another huge batch of Linux commands are in the os li...
Is C++ context-free or context-sensitive?
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Below is my (current) favorite demonstration of why parsing C++ is (probably) Turing-complete, since it shows a program which is syntactically correct if and only if a given integer is prime.
So I assert that C++ is neither context-free nor context-...
How to test if a double is an integer
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if ((variable == Math.floor(variable)) && !Double.isInfinite(variable)) {
// integer type
}
This checks if the rounded-down value of the double is the same as the double.
Your variable could have an int or double value and Math.floor(v...
How to create a directory and give permission in single command
How to create a directory and give permission in single command in Linux?
8 Answers
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What does axis in pandas mean?
...0 along the rows (namely, index in pandas), and axis=1 along the columns. For added clarity, one may choose to specify axis='index' (instead of axis=0) or axis='columns' (instead of axis=1).
+------------+---------+--------+
| | A | B |
+------------+---------+---------
| ...