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How do you configure an OpenFileDialog to select folders?
...ion does not work on VS2010 and VS2017 either!
– AleX_
Apr 13 '17 at 14:11
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Android: How can I validate EditText input?
...ern.compile("[ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz123456789_]*");
Matcher matcher = pattern.matcher(checkMe);
boolean valid = matcher.matches();
if(!valid){
Log.d("", "invalid");
return "";
}
}
...
What’s the difference between ScalaTest and Scala Specs unit test frameworks?
...calaTest, and that I think reflects a difference in design attitude. I actually cut probably 2/3 of the matcher syntax I built and considered for release. I will add more matchers in future releases, but wanted to be sure I knew users actually wanted something before I added it. However ScalaTest's ...
Why use the 'ref' keyword when passing an object?
...) {
obj = new Object();
}
public void Method2(object obj) {
obj = _privateObject;
}
The methods above does not modifies the original object.
A little modification of your example
using System;
class Program
{
static void Main(string[] args)
{
...
adding x and y axis labels in ggplot2
...You can set the labels with xlab() and ylab(), or make it part of the scale_*.* call.
library("Sleuth2")
library("ggplot2")
ggplot(ex1221, aes(Discharge, Area)) +
geom_point(aes(size=NO3)) +
scale_size_area() +
xlab("My x label") +
ylab("My y label") +
ggtitle("Weighted Scatterplot of W...
Calling Java from Python
...thods from your python code as if they were python methods:
from py4j.java_gateway import JavaGateway
gateway = JavaGateway() # connect to the JVM
java_object = gateway.jvm.mypackage.MyClass() # invoke constructor
other_object = java_object.doThat()
other_object.doThis(1,'ab...
How to display PDF file in HTML?
...tion of a PDF file in your HTML web-page is very easy.
<embed src="file_name.pdf" width="800px" height="2100px" />
Make sure to change the width and height for your needs.
Good luck!
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...
Can I set up HTML/Email Templates with ASP.NET?
...that forces me to have a look at other engines.
– der_chirurg
Sep 24 '13 at 9:55
add a commen...
Can I bind an array to an IN() condition?
...
<?php
$ids = array(1, 2, 3, 7, 8, 9);
$inQuery = implode(',', array_fill(0, count($ids), '?'));
$db = new PDO(...);
$stmt = $db->prepare(
'SELECT *
FROM table
WHERE id IN(' . $inQuery . ')'
);
// bindvalue is 1-indexed, so $k+1
foreach ($ids as $k => $id)
$stmt->...
How do I get the picture size with PIL?
...#2: Pygame
import pygame
img = pygame.image.load(filepath)
width = img.get_width()
height = img.get_height()
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