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Using “Object.create” instead of “new”
...rd amongst others has been advocating for a long time. How do I replace new in the code below with Object.create ?
15 ...
How to check if a query string value is present via JavaScript?
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actually it would lok more like: if (!new RegExp("[?&]hfPageToken=").test(s.data)) // if hfPageToken data is not already present in the request { s.data = s.data ? [s.data, tokenParam].join("&") : tokenP...
How to add Action Bar from support library into PreferenceActivity?
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}
@Override
public void onConfigurationChanged(Configuration newConfig) {
super.onConfigurationChanged(newConfig);
getDelegate().onConfigurationChanged(newConfig);
}
@Override
protected void onStop() {
super.onStop();
getDelegate().onStop();...
Lightweight Java Object cache API [closed]
...eManager.getInstance();
int oneDay = 24 * 60 * 60;
Cache memoryOnlyCache = new Cache("name", 200, false, false, oneDay, oneDay);
cacheManager.addCache(memoryOnlyCache);
Creates a cache that will hold 200 elements, and has a ttl of 24 hours.
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Is Ruby pass by reference or by value?
...d probably some oversimplification):
Q1: What happens when you assign a new variable str to a value of 'foo'?
str = 'foo'
str.object_id # => 2000
A: A label called str is created that points at the object 'foo', which for the state of this Ruby interpreter happens to be at memory location...
Add and Remove Views in Android Dynamically?
...tton for deletion.
A vertical LinearLayout container view with just a Add new button.
Control
In the Java code, you'll add and remove row views into the container dynamically, using inflate, addView, removeView, etc. There are some visibility control for better UX in the stock Android app. You ...
How to update the value stored in Dictionary in C#?
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Just point to the dictionary at given key and assign a new value:
myDictionary[myKey] = myNewValue;
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How to get duplicate items from a list using LINQ? [duplicate]
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Here's another option:
var list = new List<string> { "6", "1", "2", "4", "6", "5", "1" };
var set = new HashSet<string>();
var duplicates = list.Where(x => !set.Add(x));
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Mysql error 1452 - Cannot add or update a child row: a foreign key constraint fails
... to explain it. As cs_alumnus mentioned, there's a bigger problem: all the new values that should be referencing another value in the other table (as a Foreign key should do) may point to nothing, creating an inconsistent state. Cayetano's short and effective explanation allows you to find which val...
How to select last two characters of a string
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