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Empty Visual Studio Project?
...ere a way to have an empty Project in Visual Studio 2008 or 2010? I do not m>me m>an an empty solution, I m>me m>an an empty project in a solution. Basically I have a solution with multiple projects, and I want to add a project to track som>me m> static files that are part of the solution but not of any specific p...
Check to see if a string is serialized?
...hat your serialized string is not equal to "b:0;" might be helpful too ; som>me m>thing like this should do the trick, I suppose :
$data = @unserialize($str);
if ($str === 'b:0;' || $data !== false) {
echo "ok";
} else {
echo "not ok";
}
testing that special case before trying to unserialize w...
Best way to give a variable a default value (simulate Perl ||, ||= )
.... It is called the Null coalescing operator. You can use it like this:
$nam>me m> = $_GET['nam>me m>'] ?? 'john doe';
This is equivalent to
$nam>me m> = isset($_GET['nam>me m>']) ? $_GET['nam>me m>']:'john doe';
share
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How to combine class and ID in CSS selector?
...er: Since this is super old and people keep finding it: don't use the tagNam>me m>s in your selectors. #content.myClass is faster than div#content.myClass because the tagNam>me m> adds a filtering step that you don't need. Use tagNam>me m>s in selectors only where you must!
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Fragm>me m>nt is not being replaced but put on top of the previous one
...
You are doing two things wrong here:
You cannot replace a fragm>me m>nt that is statically placed in an xml layout file. You should create a container (e.g. a Fram>me m>Layout) in the layout and then add the fragm>me m>nt programatically using Fragm>me m>ntTransaction.
Fragm>me m>ntTransaction.replace expects ...
Should I use != or for not equal in T-SQL?
...
Technically they function the sam>me m> if you’re using SQL Server AKA T-SQL. If you're using it in stored procedures there is no performance reason to use one over the other. It then com>me m>s down to personal preference. I prefer to use <> as it is ANSI ...
How to build query string with Javascript
...thing built-in to Javascript that can take a Form and return the query param>me m>ters, eg: "var1=value&var2=value2&arr[]=foo&arr[]=bar..."
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Swipe to Delete and the “More” button (like in Mail app on iOS 7)
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How to Implem>me m>nt
It looks like iOS 8 opens up this API. Hints of such functionality are present in Beta 2.
To get som>me m>thing working, implem>me m>nt the following two m>me m>thods on your UITableView's delegate to get the desired effect (see gis...
How to make a python, command-line program autocomplete arbitrary things NOT interpreter
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add a comm>me m>nt
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Sending a mail from a linux shell script
...e standard command to do this and do I need to set up any special server nam>me m>s?
11 Answers
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