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Check if class already assigned before adding
...the accepted answer with a little added detail.
You're trying to optimise by avoiding an unnecessary check, in this regard here are factors you must be aware of:
it's not possible to have duplicate class names in the class attribute by means of manipulating a DOM element via JavaScript. If you ha...
How do I assert equality on two classes without an equals method?
...o docs state: org.mockito.internal -> "Internal classes, not to be used by clients." You will put your project into a risk using this. This can change in any Mockito version. Read here: site.mockito.org/mockito/docs/current/overview-summary.html
– luboskrnac
...
How to convert a factor to integer\numeric without loss of information?
...ticular, as.numeric applied to
a factor is meaningless, and may
happen by implicit coercion. To
transform a factor f to
approximately its original numeric
values, as.numeric(levels(f))[f] is
recommended and slightly more
efficient than
as.numeric(as.character(f)).
The FAQ on R has...
Response.Redirect to new window
...script">
function fixform() {
if (opener.document.getElementById("aspnetForm").target != "_blank") return;
opener.document.getElementById("aspnetForm").target = "";
opener.document.getElementById("aspnetForm").action = opener.location.href;
}
</script>
and
...
Python serialization - Why pickle?
...tle. Then that information stored in the class might be altered at runtime by the user.
You could have another group of tables in the database and write another function to go through everything stored and write it to the new database tables. Then you would need to write another function to be able...
What is the correct JSON content type?
...
Imagine I have a document written by somebody which contains plain text. Now that plain text just happens to be valid JSON as well. Would I then be wrong to use text/plain as its mime-type? JSON is a SUB-TYPE of text. So I think both should be allowed. The qu...
Unable to run app in Simulator: Xcode beta 6 iOS 8
... Xcode is launched from another startup disk
I did both steps recommended by @ayalcinkaya and @apascual, and this worked for me.
Change the "Command Line Tool" to Xcode BETA2 (from 5.1.1 in my case) in "Xcode->Preference->Locations"
Open Xcode 6 beta 2
Go to the menu Xcode > Open Develop...
What is the equivalent of “android:fontFamily=”sans-serif-light" in Java code?
...ynamically you can set the fontfamily similar to android:fontFamily in xml by using this,
For Custom font:
TextView tv = ((TextView) v.findViewById(R.id.select_item_title));
Typeface face=Typeface.createFromAsset(getAssets(),"fonts/mycustomfont.ttf");
tv.setTypeface(face);
For Default font:
...
How to paste yanked text into the Vim command line
...hen @+ will play the clipboard contents as a macro, and thus go to the 8th byte of your file. Actually this will work with almost every register. If your last inserted string was dd in Insert mode, then @. will (because the . register contains the last inserted string) delete a line. (Vim documentat...
How to redirect output to a file and stdout
...and stderr streams) is that there is reliance on the streams being flushed by the program. If, for example, all the writes to stdout are not flushed, but all the writes to stderr are flushed, then they'll end up out of chronological order in the output file and on the screen.
It's also bad if the p...