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Initializing IEnumerable In C#
... like this :
public static IEnumerable<T> CreateEnumerable<T>(params T[] values) =>
values;
//And then use it
IEnumerable<string> myStrings = CreateEnumerable("first item", "second item");//etc..
Alternatively just do :
IEnumerable<string> myStrings = new []{ "firs...
Most tricky/useful commands for gdb debugger [closed]
...
Instead of launching GDB with "-tui" param you can also switch to text mode after a while using by typing "wh".
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when I run mockito test occurs WrongTypeOfReturnValue Exception
...ass();
when(b.method1(a)).thenReturn(c);
// within this method1, it calls param1.method2() -- note, b is not a spy or mock
So what was happening is that mockito was detecting that a.method2() was being called, and telling me I couldn't return c from a.method2() which is wrong.
Fix: use the doR...
Add & delete view from Layout
..., more than every other answer. Useful if like me, your background or some params prevent the view to disappear totally.
– Virthuss
Oct 7 '15 at 1:50
1
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Use grep to report back only line numbers
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@MarioAwad, you should manipulate -f param. For me it was -f2. (Know this is old stuff, but I think it could help some poor souls)
– Emil Sierżęga
Aug 27 '13 at 14:39
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MongoDB SELECT COUNT GROUP BY
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_id represents a default param for encapsulating multiple fields?
– Eugen Sunic
Dec 9 '18 at 15:14
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Remove an onclick listener
...
/**
* Remove an onclick listener
*
* @param view
* @author malin.myemail@gmail.com
* @website https://github.com/androidmalin
* @data 2016-05-16
*/
public static void unBingListener(View view) {
if (view != null) {
try {
if (view.hasOn...
LEFT OUTER joins in Rails 3
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Doesn't select need a param? Shouldn't this be select('posts.*')?
– Kevin Sylvestre
Mar 26 '15 at 20:08
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Add new field to every document in a MongoDB collection
...llection, you have to use empty selector, and set multi flag to true (last param) to update all the documents
db.your_collection.update(
{},
{ $set: {"new_field": 1} },
false,
true
)
EDIT:
In the above example last 2 fields false, true specifies the upsert and multi flags.
Upsert: If...
Mongoose.js: Find user by username LIKE value
...uct/name/:name')
.get(function(req, res) {
var regex = new RegExp(req.params.name, "i")
, query = { description: regex };
Product.find(query, function(err, products) {
if (err) {
res.json(err);
}
res.json(products);
});
});
...