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Upload files with HTTPWebrequest (multipart/form-data)
...lt:
public static void HttpUploadFile(string url, string file, string paramName, string contentType, NameValueCollection nvc) {
log.Debug(string.Format("Uploading {0} to {1}", file, url));
string boundary = "---------------------------" + DateTime.Now.Ticks.ToString("x");
...
Algorithm to get the excel-like column name of a number
...k https://vector.cool/php-number-convert-to-excel-column-letters-2
*
* @param int $num 欄數
* @param bool $uppercase 大小寫
* @return void
*/
function num_to_letters($n)
{
$n -= 1;
for ($r = ""; $n >= 0; $n = intval($n / 26) - 1)
$r = chr($n % 26 + 0x41) . $r;
...
Best way to combine two or more byte arrays in C#
....Buffer.BlockCopy solution more generic like this:
private byte[] Combine(params byte[][] arrays)
{
byte[] rv = new byte[arrays.Sum(a => a.Length)];
int offset = 0;
foreach (byte[] array in arrays) {
System.Buffer.BlockCopy(array, 0, rv, offset, array.Length);
offset ...
Stop/Close webcam which is opened by navigator.getUserMedia
...Video with different browsers
For Opera 12
window.navigator.getUserMedia(param, function(stream) {
video.src =window.URL.createObjectURL(stream);
}, videoError );
For Firefox Nightly 18.0
window.navigator.mozGetUserMedia(param, function(stream...
How to escape a JSON string to have it in a URL?
Using Javascript, I want to generate a link to a page. The parameters to the page are in a Javascript array that I serialize in JSON.
...
Inserting string at position x of another string
...ext within another string at a desired index, with an optional removeCount parameter.
if (String.prototype.splice === undefined) {
/**
* Splices text within a string.
* @param {int} offset The position to insert the text at (before)
* @param {string} text The text to insert
*...
Does .NET have a way to check if List a contains all items in List b?
... https://stackoverflow.com/a/1520664/1037948 </remarks>
/// <typeparam name="T">list value type</typeparam>
/// <param name="containingList">the larger list we're checking in</param>
/// <param name="lookupList">the list to look for in the containing list</par...
What is the difference between bindParam and bindValue?
What is the difference between PDOStatement::bindParam() and PDOStatement::bindValue() ?
7 Answers
...
How do I pass a class as a parameter in Java?
Is there any way to pass class as a parameter in Java and fire some methods from that class?
10 Answers
...
Code for decoding/encoding a modified base64 URL
...lename Safe Alphabet using UTF-8 character set.
///</summary>
///<param name="str">The origianl string</param>
///<returns>The Base64 encoded string</returns>
public static string Base64ForUrlEncode(string str)
{
byte[] encbuff = Encoding.UTF8.GetBytes(str);
ret...