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What is the size of an enum in C?
...tum's answer, which references C99, says that an enum may be as small as a char.
– Frank Kusters
Sep 15 '17 at 6:46
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Building a notification system [closed]
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notification_object.object identifies change type, like a string "friendship" The actual reference to changed object with its extra data that I talk about is in notification_change.notificationObjectID
– Artjom Kurapov
Apr 29 '13 at 7:35
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Converting List to List
... List<Integer> and I'd like to convert all the integer objects into Strings, thus finishing up with a new List<String> .
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How to replace an entire line in a text file by line number
... are words from the line).
So, if the current line number is 4, print the string "different" but otherwise print the line unchanged.
In AWK, program code enclosed in { } runs once on each input record.
You need to quote the AWK program in single-quotes to keep the shell from trying to interpret t...
What is the colon operator in Ruby?
...what exactly does the : do? I read somewhere about how it's similar to a string, but somehow a symbol.
9 Answers
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How can I custom-format the Autocomplete plug-in results?
...e: http://output.jsbin.com/qixaxinuhe
To preserve the case of the match strings, as opposed to using the case of the typed characters, use this line:
var t = item.label.replace(re,"<span style='font-weight:bold;color:Blue;'>" +
"$&" +
"</span>");
In other...
Programmatically update widget from activity/service/receiver
...t.setAction(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
// Use an array and EXTRA_APPWIDGET_IDS instead of AppWidgetManager.EXTRA_APPWIDGET_ID,
// since it seems the onUpdate() is only fired on that:
int[] ids = AppWidgetManager.getInstance(getApplication())
.getAppWidgetIds(new ComponentN...
round up to 2 decimal places in java? [duplicate]
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String roundOffTo2DecPlaces(float val)
{
return String.format("%.2f", val);
}
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How can I return NULL from a generic method in C#?
...ire it be IDisposable. Yes, most of the time it doesn't have to be. System.String doesn't implement IDisposable, for example. The answerer should have clarified that, but that doesn't make the answer wrong. :)
– ahwm
Aug 30 '18 at 22:34
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What's the difference between backtracking and depth first search?
...recursion tree.. Take any example that uses backtracking, like permuting a string of characters, there is no logical tree (no implicit tree) whatsoever regarding to the problem but we do have a recursion tree that models the incremental string building process. As for pruning, that's the pruning don...