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How can I check if a scrollbar is visible?
... @BT But if I have overflow set to auto in my css, then I don't need this extra check? It compares sizes and that's enough...?
– Andrew
Oct 8 '16 at 11:25
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PHP - Check if two arrays are equal
... The above comment is false. If $b has all the elements $a has plus some extra ones, the two arrays are not equal yet the above code will say they are.
– Ghola
Sep 8 '14 at 12:14
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Why use symbols as hash keys in Ruby?
...cause they are only stored once.
Symbols in Ruby are basically "immutable strings" .. that means that they can not be changed, and it implies that the same symbol when referenced many times throughout your source code, is always stored as the same entity, e.g. has the same object id.
Strings on t...
Increment value in mysql update query
...what you were doing wrong is that you passed the old amount of points as a string (points='5'+1), and you can't add a number to a string. ;)
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Difference between FetchType LAZY and EAGER in Java Persistence API?
...f students for a given university:
public class University {
private String id;
private String name;
private String address;
private List<Student> students;
// setters and getters
}
Now when you load a University from the database, JPA loads its id, name, and address field...
JSON Array iteration in Android/Java
...
I have done it two different ways,
1.) make a Map
HashMap<String, String> applicationSettings = new HashMap<String,String>();
for(int i=0; i<settings.length(); i++){
String value = settings.getJSONObject(i).getString("value");
String name ...
C# Lazy Loaded Automatic Properties
...can use the 4.0 Lazy<T> type to create this pattern
private Lazy<string> _someVariable =new Lazy<string>(SomeClass.IOnlyWantToCallYouOnce);
public string SomeVariable => _someVariable.Value;
This code will lazily calculate the value of _someVariable the first time the Value e...
Install dependencies globally and locally using package.json
...cript called env.sh. But I prefer to use $(npm bin) directly, to avoid any extra file or setup.
Although it makes each call a little larger, it should just work, preventing:
potential dependency conflicts with global packages (@nalply)
the need for sudo
the need to set up an npm prefix (although ...
top nav bar blocking top content of the page
... @white_gecko lol. Yep. That 980 wanted to be just a little extra special unique ;-)
– Ted
Nov 23 '12 at 0:44
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How do I fix “Failed to sync vcpu reg” error?
... installed. It is not. You must go to this folder:
<Android SDK>\extras\intel\Hardware_Accelerated_Execution_Manager\
and run intelhaxm-android.exe manually. In my case, I had 1.0.6 and upgraded to 1.1.
I think that what caused the error in the first place was that some other part of th...