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Is there a better way of writing v = (v == 0 ? 1 : 0); [closed]
...n my own projects, but unfortunately when I need the code to be understood by coworkers I'll have to default to a more logic-based approach. Thank you though, your answer has made my day.
– Ollie Glass
Aug 2 '11 at 11:53
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ie8 var w= window.open() - “Message: Invalid argument.”
...ctory 9463460", does not work in Internet Exploder, and has to be replaced by: "Job_Directory_9463460" for example (no spaces, no minus signs, no dots, it has to be a valid identifier).
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How to send parameters from a notification-click to an activity?
...getString("NotificationMessage");
txtView = (TextView) findViewById(R.id.txtMessage);
txtView.setText(msg);
}
}
}
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SQL: How to properly check if a record exists
... 1 record. The difference between count(*) and count(1) is already covered by my answer. I prefer count(1) because it does not rely on a specific RDBMS implementation.
– Martin Schapendonk
Sep 27 '19 at 11:14
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Nullable type as a generic parameter possible?
...ull to return default(T). This way you can return whatever type you want.
By the way, you can avoid the use of is by changing your if statement to if (columnValue != DBNull.Value).
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UITableViewCell show white background and cannot be modified on iOS7
...ViewCell Class Reference):
... In iOS 7, cells have a white background by default; in earlier versions of iOS, cells inherit the background color of the enclosing table view. If you want to change the background color of a cell, do so in the tableView:willDisplayCell:forRowAtIndexPath: method of...
What can I use instead of the arrow operator, `->`?
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By binding strength you mean operator precedence? if not what is the difference between the two?
– vishnuprasanth
Oct 10 '18 at 2:45
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How to get the index of an item in a list in a single step?
...ry>
/// Searches for an element that matches the conditions defined by the specified predicate,
/// and returns the zero-based index of the first occurrence within the entire <see cref="IEnumerable{T}"/>.
/// </summary>
/// <typeparam name="T"></typeparam>
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How do I create a category in Xcode 6 or higher?
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Heh, the description given for Objective-C File by XCode 6 is "An Empty Objective-C file.", rather than my description which would be, "one of the old, not at all empty, Objective-C files that you're used to", which threw me off fairly nicely!
– Benjo...
How can I detect if the user is on localhost in PHP?
...RVER['REMOTE_ADDR'] for which IP address of the client requesting is given by the web server.
$whitelist = array(
'127.0.0.1',
'::1'
);
if(!in_array($_SERVER['REMOTE_ADDR'], $whitelist)){
// not valid
}
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