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Is there a print_r or var_dump equivalent in Ruby / Ruby on Rails?
...to dump the structure of an object, similar to the PHP functions print_r and var_dump for debugging reasons.
10 Answers...
Remove warning messages in PHP
...s is useful, when instead of all warning messages, it is you who wants to handle the warning as an error and generate your own error message
– Daniel N.
Jun 7 '15 at 2:39
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Django in / not in query
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Was trying to use this solution and ran into a problem, so if it happens to anyone else... Objs=Tbl1.objects.filter(...); IDs=Objs.values_list('id', flat=True); Objs.delete(); Tbl2.objects.filter(id__in=IDs') This did not work because IDs is actually a Quer...
How to add a button to UINavigationBar?
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In the example, I don't understand where "bar" is coming from. What's the default top bar property for a UINavigationItem ?
– aneuryzm
Jun 26 '12 at 13:57
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How to find nth occurrence of character in a string?
... answered Oct 20 '10 at 10:25
andcozandcoz
2,1321414 silver badges2121 bronze badges
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Parsing JSON array into java.util.List with Gson
...OfT).
In your case, you just need to get the Type of a List<String> and then parse the JSON array into that Type, like this:
import java.lang.reflect.Type;
import com.google.gson.reflect.TypeToken;
JsonElement yourJson = mapping.get("servers");
Type listType = new TypeToken<List<Strin...
How to keep a .NET console app running?
...hen you are forcing the code to recheck variables. It wastes CPU resources and slows down your program.
I would definitely say the first one.
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How do I convert a org.w3c.dom.Document object to a String?
...nt to convert a org.w3c.dom.Document object to a String. I'm using Java 6 and am open to using any (completely free) technology that is up to the task. I tried the solution from this thread -- Is there a more elegant way to convert an XML Document to a String in Java than this code? , where they ...
How to convert milliseconds to “hh:mm:ss” format?
...INUTES.toSeconds(1));
Still using the TimeUnit API for all magic values, and gives exactly the same output.
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Objective-C - Remove last character from string
...t take into account multi-byte Unicode characters ("composed characters"), and could result in invalid Unicode strings.
In fact, the iOS header file which contains the declaration of substringToIndex contains the following comment:
Hint: Use with rangeOfComposedCharacterSequencesForRange: to av...