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Reading a huge .csv file
...ive series of rows
return
I also simplified your filter test; the logic is the same but more concise.
Because you are only matching a single sequence of rows matching the criterion, you could also use:
import csv
from itertools import dropwhile, takewhile
def getstuff(filename,...
How to exclude a file extension from IntelliJ IDEA search?
...o only return .java files except those with a name starting or ending with test.
Pattern: !*test.java,*.java,!Test*.java
In recent versions of Intellij the GUI has been updated a bit but the same still applies see the "File mask" on the top right hand corner see image below:
...
How to check if Location Services are enabled?
...
This didn't work on my test device, Samsung SHV-E160K, android 4.1.2, API 16. Although i make the GPS offline, this function still return true. I tested on Android Nougat, API 7.1 it works
– HendraWD
Nov 23 '1...
Detecting a mobile browser
...(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|...
What is Pseudo TTY-Allocation? (SSH and Github)
...ion with Github following this tutorial: https://help.github.com/articles/testing-your-ssh-connection/
1 Answer
...
Validate that a string is a positive integer
I would like the simplest fail-safe test to check that a string in JavaScript is a positive integer.
13 Answers
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Test for existence of nested JavaScript object key
... thrown.
You can either simply catch the exception, or make a function to test the existence of multiple levels, something like this:
function checkNested(obj /*, level1, level2, ... levelN*/) {
var args = Array.prototype.slice.call(arguments, 1);
for (var i = 0; i < args.length; i++) {
...
Serializing an object as UTF-8 XML in .NET
...ystem.Text;
using System.IO;
using System.Xml.Serialization;
public class Test
{
public int X { get; set; }
static void Main()
{
Test t = new Test();
var serializer = new XmlSerializer(typeof(Test));
string utf8;
using (StringWriter writer = new Utf8...
Remove Last Comma from a string
...I got,. commas, here,";
var pattern=/,/g;
var currentIndex;
while (pattern.test(sentence)==true) {
currentIndex=pattern.lastIndex;
}
if(currentIndex==sentence.trim().length)
alert(sentence.substring(0,currentIndex-1));
else
alert(sentence);
...
Java FileOutputStream Create File if not exists
...oc), but it will create it if it can. To be sure you probably should first test that the file exists before you create the FileOutputStream (and create with createNewFile() if it doesn't):
File yourFile = new File("score.txt");
yourFile.createNewFile(); // if file already exists will do nothing
Fi...