大约有 35,800 项符合查询结果(耗时:0.0486秒) [XML]
iTerm2 keyboard shortcut - split pane navigation
...ael BerkowskiMichael Berkowski
246k3636 gold badges408408 silver badges359359 bronze badges
65
...
How to create a database from shell command?
...
answered Mar 11 '10 at 20:29
KrisKris
34.3k88 gold badges6868 silver badges9393 bronze badges
...
How to split a string in Haskell?
...5
Alex
7,02755 gold badges4242 silver badges7171 bronze badges
answered Feb 12 '11 at 15:05
Jonno_FTWJonno_FTW...
Linq to Entities - SQL “IN” clause
...re" with "FindAll" and get the same result, which will also work in .NET 2.0:
foreach(User u in users.FindAll(u => new [] { "Admin", "User", "Limited" }.Contains(u.User_Rights)))
{
//Do stuff on each selected user;
}
...
How to check for an undefined or null variable in JavaScript?
...n converted to a boolean, evaluates to false. So, if you don't care about
0 and false, using if(obj.undefProp) is ok. There's a common idiom based on this fact:
value = obj.prop || defaultValue
which means "if obj has the property prop, assign it to value, otherwise assign the default value defa...
Using ls to list directories and their total sizes
...
1607
Try something like:
du -sh *
short version of:
du --summarize --human-readable *
Explanat...
How to retry after exception?
I have a loop starting with for i in range(0, 100) . Normally it runs correctly, but sometimes it fails due to network conditions. Currently I have it set so that on failure, it will continue in the except clause (continue on to the next number for i ).
...
Generate pdf from HTML in div using Javascript
...urn true;
}
};
var source = window.document.getElementsByTagName("body")[0];
doc.fromHTML(
source,
15,
15,
{
'width': 180,'elementHandlers': elementHandler
});
doc.output("dataurlnewwindow");
For me this created a nice and tidy PDF that only included the line 'print th...
Integer to hex string in C++
...esult( stream.str() );
You can prepend the first << with << "0x" or whatever you like if you wish.
Other manips of interest are std::oct (octal) and std::dec (back to decimal).
One problem you may encounter is the fact that this produces the exact amount of digits needed to represent...
Regular Expression to reformat a US phone number in Javascript
...
Assuming you want the format "(123) 456-7890":
function formatPhoneNumber(phoneNumberString) {
var cleaned = ('' + phoneNumberString).replace(/\D/g, '')
var match = cleaned.match(/^(\d{3})(\d{3})(\d{4})$/)
if (match) {
return '(' + match[1] + ') ' + match[2...
