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“INSERT IGNORE” vs “INSERT … ON DUPLICATE KEY UPDATE”
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1003
I would recommend using INSERT...ON DUPLICATE KEY UPDATE.
If you use INSERT IGNORE, then the...
Resize image proportionally with MaxHeight and MaxWidth constraints
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Working Solution :
For Resize image with size lower then 100Kb
WriteableBitmap bitmap = new WriteableBitmap(140,140);
bitmap.SetSource(dlg.File.OpenRead());
image1.Source = bitmap;
Image img = new Image();
img.Source = bitmap;
WriteableBitmap i;
do
{
ScaleTransform st = new ...
What difference is there between WebClient and HTTPWebRequest classes in .NET?
...basic auth wrong, require weird workarounds like ServicePointManager.Expect100Continue = false, do other non-standard things and have many quirks and idiosyncrasies. I started RestSharp to help smooth out those problems.
– John Sheehan
Feb 14 '11 at 2:30
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What is a StackOverflowError?
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Ha ha ha, so here it is: while (points < 100) {addMouseListeners(); moveball(); checkforcollision(); pause(speed);} Wow do I feel lame for not realizing that I would end up with a stackfull of mouse listeners... Thanks guys!
– Ziggy
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What is the maximum possible length of a .NET string?
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After a few hours, I've given up. Final results: Can go a lot bigger than 100,000,000 characters, instantly given System.OutOfMemoryException at 1,000,000,000 characters.
using System;
using System.Collections.Generic;
public class MyClass
{
public static void Main()
{
int i = 100...
How does this JavaScript/jQuery syntax work: (function( window, undefined ) { })(window)?
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Tested with 1000000 iterations. This kind of localization had no effect in performance. Not even a single millisecond in 1000000 iterations. This is simply useless.
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Why can I initialize a List like an array in C#?
...s:
var grades = new Dictionary<string, int>
{
{ "Suzy", 100 },
{ "David", 98 },
{ "Karen", 73 }
};
Is roughly identical to:
var temp = new Dictionary<string, int>();
temp.Add("Suzy", 100);
temp.Add("David", 98);
temp.Add("Karen", 73);
var grades = temp...
How many constructor arguments is too many?
...ings in their head at once; they can only remember four (Susan Weinschenk, 100 Things Every Designer Needs to Know about People, 48). Even so, I consider four to be something of a high earth orbit. But that's because my thinking has been altered by Bob Martin.
In Clean Code, Uncle Bob argues for th...
jQuery animate backgroundColor
...: [0, 139, 139],
darkgrey: [169, 169, 169],
darkgreen: [0, 100, 0],
darkkhaki: [189, 183, 107],
darkmagenta: [139, 0, 139],
darkolivegreen: [85, 107, 47],
darkorange: [255, 140, 0],
darkorchid: [153, 50, 204],
darkred: [139, 0, 0],
...
How to return result of a SELECT inside a function in PostgreSQL?
... -- column alias only visible inside
, (count(*) * 100) / _max_tokens -- I added brackets
FROM (
SELECT t.txt
FROM token t
WHERE t.chartype = 'ALPHABETIC'
LIMIT _max_tokens
) t
GROUP BY t.txt
ORDER BY cnt DESC; ...