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This Row already belongs to another table error when trying to add rows?
...lumn("ID", typeof(int));
DataColumn dcName = new DataColumn("Name", typeof(string));
dtSpecificOrders.Columns.Add(dtID);
dtSpecificOrders.Columns.Add(dcName);
DataRow[] orderRows = dt.Select("CustomerID = 2");
foreach (DataRow dr in orderRows)
{
DataRow myRow = dtSpecificOrders.NewRow(); // &...
Get the current fragment object
...r.onAttachFragment(fragment);
Toast.makeText(getApplicationContext(), String.valueOf(fragment.getId()), Toast.LENGTH_SHORT).show();
}
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jQuery how to find an element based on a data-attribute value?
...e descendants of that element, but using the filter syntax in the selector string will simply filter the results.
– Phil
Oct 5 '16 at 11:51
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Copy text to clipboard with iOS
...-C
UIPasteboard *pasteboard = [UIPasteboard generalPasteboard];
pasteboard.string = @"Paste me!";
Swift 2.2
let pasteBoard = UIPasteboard.generalPasteboard()
pasteBoard.string = "Paste me!"
Swift 3+:
let pasteBoard = UIPasteboard.general
pasteBoard.string = "Paste me!"
...
Array slicing in Ruby: explanation for illogical behaviour (taken from Rubykoans.com)
...s, so they are defined in such a way that the beginning and the end of the string have working zero-length expressions.
array[4, 0] = :sandwich
array[0, 0] = :crunchy
=> [:crunchy, :peanut, :butter, :and, :jelly, :sandwich]
...
Using jquery to get element's position relative to viewport
...lculates the position of a given element within the viewport
*
* @param {string} obj jQuery object of the dom element to be monitored
* @return {array} An array containing both X and Y positions as a number
* ranging from 0 (under/right of viewport) to 1 (above/left of viewport)
*/
function vis...
Lua简明教程 - 脚本技术 - 清泛IT论坛，有思想、有深度
...，你也可以定义成不同的类型的数组，比如：arr = {"string", 100, "haoel", function() print("coolshell.cn") end}复制代码
注：其中的函数可以这样调用：arr[4]()。我们可以看到Lua的下标不是从0开始的，是从1开始的。for i...
python's re: return True if string contains regex pattern
... I am working on a similar case where I want to search for an exact string (xyz) and want to know which is a more efficient way to do this, should I use python's 'xyz' in given_text or use re.compile(r'xyz').search(given_text) ?
– bawejakunal
May 4 '16 a...
How to translate between Windows and IANA time zones?
...uget.
Using this library is simple. Here are some examples of conversion:
string tz = TZConvert.IanaToWindows("America/New_York");
// Result: "Eastern Standard Time"
string tz = TZConvert.WindowsToIana("Eastern Standard Time");
// result: "America/New_York"
string tz = TZConvert.WindowsToIana("...
Json.net serialize/deserialize derived types?
... = new JsonSerializerSettings { TypeNameHandling = TypeNameHandling.All };
string Serialized = JsonConvert.SerializeObject(inheritanceList, settings);
List<Base> deserializedList = JsonConvert.DeserializeObject<List<Base>>(Serialized, settings);
This will result in correct deseri...