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PHP - Merging two arrays into one array (also Remove Duplicates)
... tries to use the array values as strings. Hence the error @Ravi ran into. If your array is only strings then you don't need the third argument. If it is not a string, or the contents cannot be implicitly cast to a string, you will need the SORT_REGULAR argument.
– David Baucum...
How do I implement IEnumerable
...
If you choose to use a generic collection, such as List<MyObject> instead of ArrayList, you'll find that the List<MyObject> will provide both generic and non-generic enumerators that you can use.
using System.Col...
Negative weights using Dijkstra's Algorithm
... thus fails to accurately compute distances in some cases. Moreover, even if you were to store back pointers saying how to get from each node to the start node A, you'd end taking the wrong path back from C to A.
share
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Add a default value to a column through a migration
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If you need reversible migrations, put this in an up block rather than a change block. You can leave the down block empty. It won't revert the table to the original condition but the migration can be rolled back.
...
How to delete a remote tag?
...ush origin :tagname
Or, more expressively, use the --delete option (or -d if your git version is older than 1.8.0):
git push --delete origin tagname
Note that git has tag namespace and branch namespace so you may use the same name for a branch and for a tag. If you want to make sure that you canno...
Including a .js file within a .js file [duplicate]
I'd like to know if it is possible to include a .js file within another .js file?
5 Answers
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How to implement __iter__(self) for a container object (Python)
... Actually -- with this use case -- you only need to raise StopIteration if you wish to stop yielding values before some_list is exhausted.
– Tim Peoples
Jun 29 '16 at 0:23
22
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Most efficient way to cast List to List
... List<SubClass> will expect every item in the list to be a SubClass. If another part of code referred to the list as a List<BaseClass>, the compiler will not complain when a BaseClass or AnotherSubClass is inserted. But this will cause a ClassCastException for the first piece of code, wh...
Adding placeholder text to textbox
...Handle(AddText);
public void RemoveText(object sender, EventArgs e)
{
if (myTxtbx.Text == "Enter text here...")
{
myTxtbx.Text = "";
}
}
public void AddText(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(myTxtbx.Text))
myTxtbx.Text = "Enter text here...";...
Can you resolve an angularjs promise before you return it?
...ways be a promise so always declare it.
var deferred = $q.defer();
if (Cache[id]) {
// Resolve the deferred $q object before returning the promise
deferred.resolve(Cache[id]);
return deferred.promise;
}
// else- not in cache
$http.get('/someUrl', {id:id...