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How to check if IEnumerable is null or empty?
...ylist != null && mylist.Any()) . It would be much cleaner to have Foo.IsAny(myList) .
22 Answers
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adding multiple entries to a HashMap at once in one statement
...yValuePairs[i+1]);
}
}
And then to use it
Map<String, String> Foo=QuickHash(
"a", "1",
"b", "2"
);
This yields {a:1, b:2}
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Convert UTF-8 encoded NSData to NSString
...
stringWithUTF8Data, hence most of us create a NSString+Foo category and create the method.
– William Cerniuk
Oct 14 '17 at 10:42
add a comment
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How do you kill all current connections to a SQL Server 2005 database?
... has a '-' in the name you need to use brackets around it: ALTER DATABASE [foo-bar] SET SINGLE_USER WITH ROLLBACK IMMEDIATE
– Ben Challenor
Jan 21 '11 at 11:11
14
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How do I execute a program from Python? os.system fails due to spaces in path
...case where rawstrings won't work: where you need a trailing slash. eg r'c:\foo\bar\'. Actually, its probably better to use forward slashes instead. These are accepted throughout the windows API (though not always by some shell commands (eg copy))
– Brian
Oct ...
Repeat string to certain length
...ef repstr(string, length):
return (string * length)[0:length]
repstr("foobar", 14)
Gives "foobarfoobarfo". One thing about this version is that if length < len(string) then the output string will be truncated. For example:
repstr("foobar", 3)
Gives "foo".
Edit: actually to my surpris...
What are the basic rules and idioms for operator overloading?
...tional arguments, including zero.
Here's an example of the syntax:
class foo {
public:
// Overloaded call operator
int operator()(const std::string& y) {
// ...
}
};
Usage:
foo f;
int a = f("hello");
Throughout the C++ standard library, function objects are always copi...
Download data url file
...t without flash? Data URL for all browsers but IE and some kind of ActiveX foo for IE? (This way I managed to play music without flash: HTML5 audio for all browsers but IE and ActiveX for IE.)
– panzi
Jan 29 '12 at 0:26
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'innerText' works in IE, but not in Firefox
...ethod that can be used in any browser. For example:
$('#myElement').text("Foo");
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Create table with jQuery - append
...es what you expect nearly great:
var table = $('<table>').addClass('foo');
for(i=0; i<3; i++){
var row = $('<tr>').addClass('bar').text('result ' + i);
table.append(row);
}
$('#here_table').append(table);
Hope this would help.
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