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Node.js check if file exists
...{
console.log('Found file');
}
The API doc says how existsSync work:
Test whether or not the given path exists by checking with the file system.
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iPhone and OpenCV
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The latest build script from Computer Vision Talks works great for Xcode 4 and iOS 4.3 . I have tried the script myself and it is just awesome!
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Import error: No module name urllib2
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For a script working with Python 2 (tested versions 2.7.3 and 2.6.8) and Python 3 (3.2.3 and 3.3.2+) try:
#! /usr/bin/env python
try:
# For Python 3.0 and later
from urllib.request import urlopen
except ImportError:
# Fall back to Python 2's urlli...
How do I set up NSZombieEnabled in Xcode 4?
... Just to add to this, doing it in the "Run" screen sets it for "Test" as well if the "Use the Run action's options" box is checked. If you want to do it for just Test, that box needs to be unchecked
– Cameron
Aug 15 '11 at 19:01
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Replace a character at a specific index in a string?
....).
public static void main(String[] args) {
String text = "This is a test";
try {
//String.value is the array of char (char[])
//that contains the text of the String
Field valueField = String.class.getDeclaredField("value");
//String.value is a private varia...
Change font color for comments in vim
...ckground. Thanks. I included this in my ~/.vimrc file. If someone wants to test what this looks like without doing that, just type the above command into vim after pressing the : key.
– Drew Noakes
Jan 25 '13 at 22:14
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Simultaneously merge multiple data.frames in a list
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I tested this solution on R2.7.2 and I get the same match.names error. So there's some more fundamental problem with this solution and my data. I used the code: Reduce(function(x, y) merge(x, y, all=T,by.x=match.by, by.y=match....
How do I redirect to the previous action in ASP.NET MVC?
... Just a suggestion: you can use "Redirect" explictly is harder to unit test your controller. You are better off using a "RedirectToAction" instead.
– Syd
Jun 10 '10 at 2:12
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Java lib or app to convert CSV to XML file? [closed]
...g the same sample data as above, code would look like:
package fr.megiste.test;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.ArrayList;
import java.util.List;
import au.com.bytecode.opencsv.CSVReader;
import com.thoughtworks.xstream.XStream;
public class CsvToXml { ...
How can I get screen resolution in java?
...d, and such a monitor can be identified by size, screen colors, etc.):
// Test if each monitor will support my app's window
// Iterate through each monitor and see what size each is
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
GraphicsDevice[] gs = ge.get...