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UNIX export command [closed]
I am trying to understand the use of export command.
4 Answers
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How to remove and clear all localStorage data [duplicate]
...nStorage.clear(); to remove session storage data.
– sandeep talabathula
Sep 10 '17 at 15:09
In some cases you might ne...
Generating a Random Number between 1 and 10 Java [duplicate]
I want to generate a number between 1 and 10 in Java.
3 Answers
3
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Command line to remove an environment variable from the OS level configuration
Windows has the setx command:
9 Answers
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What's the Hi/Lo algorithm?
...dea is that you have two numbers to make up a primary key- a "high" number and a "low" number. A client can basically increment the "high" sequence, knowing that it can then safely generate keys from the entire range of the previous "high" value with the variety of "low" values.
For instance, suppo...
Eclipse “Server Locations” section disabled and need to change to use Tomcat installation
...metadata]" bit should have been replaced by something else.
Open (or close and reopen) the Overview screen for the server.
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Python vs Cpython
What's all this fuss about Python and CPython (Jython,IronPython) , I don't get it:
9 Answers
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How to convert a string to an integer in JavaScript?
...k for you, then there are the parseInt, unary plus, parseFloat with floor, and Math.round methods.
parseInt:
var x = parseInt("1000", 10); // you want to use radix 10
// so you get a decimal number even with a leading 0 and an old browser ([IE8, Firefox 20, Chrome 22 and older][1])
unary plu...
Why would iterating over a List be faster than indexing through it?
...use every time you are indexing it restarts from the beginning of the list and goes through every item. This means that your complexity is effectively O(N^2) just to traverse the list!
If instead I did this:
for(String s: list) {
System.out.println(s);
}
then what happens is this:
head ->...
Are PHP Variables passed by value or by reference?
...ave an argument to a function always passed by reference, prepend an ampersand (&) to the argument name in the function definition.
<?php
function add_some_extra(&$string)
{
$string .= 'and something extra.';
}
$str = 'This is a string, ';
add_some_extra($str);
echo $str; // out...