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How do I show a Save As dialog in WPF?
...file extension
dlg.Filter = "Text documents (.txt)|*.txt"; // Filter files by extension
// Show save file dialog box
Nullable<bool> result = dlg.ShowDialog();
// Process save file dialog box results
if (result == true)
{
// Save document
string filename = dlg.FileName;
}
...
Java - Including variables within strings?
Ok, so we all should know that you can include variables into strings by doing:
4 Answers
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Swift native base class or NSObject
... it only works when NSObject is a super-class (directly or further up), or by using the '@objc' decoration. Otherwise it will follow a static- and vtable-dispatch style, like C++.
...
“’” showing on page instead of “ ' ”
... encodings table, then you see that this character is in UTF-8 composed of bytes 0xE2, 0x80 and 0x99. If you check the CP-1252 code page layout, then you'll see that each of those bytes stand for the individual characters â, € and ™.
and how can I fix it?
Use UTF-8 instead of CP-1252 to read...
CSS: how to add white space before element's content?
...ce :
p:before { content: "\00a0 "; }
See JSfiddle demo
[style improved by @Jason Sperske]
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Absolute positioning ignoring padding of parent
...s generated for that element.... Otherwise, the containing block is formed by the padding edge of the ancestor.
The simplest approach—as suggested in Winter's answer—is to use padding: inherit on the absolutely positioned div. It only works, though, if you don't want the absolutely positioned d...
When should I use Arrow functions in ECMAScript 6?
...entually be discouraged. The object constructor notation may still be used by some for simple anonymous object factories where objects are programmatically generated, but not for much else.
Where an object constructor is needed one should consider converting the function to a class as shown above. ...
How can I use jQuery in Greasemonkey scripts in Google Chrome?
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Use jQuery without fear of conflicts, by calling jQuery.noConflict(true). Like so:
function GM_main ($) {
alert ('jQuery is installed with no conflicts! The version is: ' + $.fn.jquery);
}
add_jQuery (GM_main, "1.7.2");
function add_jQuery (callbackFn, jqV...
How to select first and last TD in a row?
...can see at: w3.org/TR/CSS2/selector.html#child-selectors (same page posted by James)
– Francesco
Aug 29 '11 at 10:27
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How to check if an appSettings key exists?
...ability implies a desire to use it in my mind, I'd say the answer provided by user195488 will be more useful to people coming here - but strictly speaking, your answer is also correct.
– Code Jockey
Sep 11 '14 at 19:09
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