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IndexOf function in T-SQL
... an email address column, I need to find the position of the @ sign for substringing.
4 Answers
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get an element's id
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You need to check if is a string to avoid getting a child element
var getIdFromDomObj = function(domObj){
var id = domObj.id;
return typeof id === 'string' ? id : false;
};
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What does the regex \S mean in JavaScript? [duplicate]
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/\S/.test(string) returns true if and only if there's a non-space character in string. Tab and newline count as spaces.
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impr...
Replacing Spaces with Underscores
...This would avoid beginning and ending with white spaces.
$trimmed = trim($string); // Trims both ends
$convert = str_replace('', '_', $trimmed);
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Extract directory from path
...For example, the file = "stuff/backup/file.zip" . I need a way to get the string " stuff/backup/ " from the variable $file .
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Copy data into another table
...o you're welcome to put anything in it you want, including explicit NULLs, string constants, expressions, or even subqueries.
– lc.
Dec 11 '15 at 11:10
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How to display the default iOS 6 share action sheet with available share options?
... applicable sharing services. Examples:
Objective-C
- (void)shareText:(NSString *)text andImage:(UIImage *)image andUrl:(URL *)url
{
NSMutableArray *sharingItems = [NSMutableArray new];
if (text) {
[sharingItems addObject:text];
}
if (image) {
[sharingItems addObje...
GROUP BY to combine/concat a column [duplicate]
...ou are using STUFF() to remove the first comma of the concatenated PageUrl string. The PageUrl string itself is created by using FOR XML PATH(), with an empty path, to concatenate the retrieved PageUrls. Pretty clever :) Some sources: STUFF(): msdn.microsoft.com/en-us/library/ms188043.aspx FOR XML: ...
What is the difference (if any) between Html.Partial(view, model) and Html.RenderPartial(view,model)
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The only difference is that Partial returns an MvcHtmlString, and must be called inside <%= %>, whereas RenderPartial returnsvoid and renders directly to the view.
If you look at the source code, you'll see that they both call the same internal method, passing a StringWri...
Convert a list of objects to an array of one of the object's properties
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fantastic solution. I wanted to access the String "id" in my Object-List. Worked perfect List<String> somestringlist = myobjectlist.Select(x => x.id).ToList();
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