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Use of *args and **kwargs [duplicate]
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In the example above, mylist is like an array in JS. Our normal method of print_three_things takes 3 args. Passing it to print_three_things(*mylist), the * annotation is more or less like the spreading operator in ES6. Let me know if my consideration is okay or wro...
Why can't C# interfaces contain fields?
...al keyword is implemented in .NET with methods and a so-called v-table, an array of method pointers. The override keyword fills the v-table slot with a different method pointer, overwriting the one produced by the base class. Properties, events and indexers are implemented as methods under the hoo...
android pick images from gallery
... ActivityCompat.requestPermissions(
this,
arrayOf(Manifest.permission.READ_EXTERNAL_STORAGE),
READ_EXTERNAL_STORAGE_REQUEST_CODE
)
}
}
override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
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MongoDB not equal to
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If there is a null in an array and you want to avoid it:
db.test.find({"contain" : {$ne :[] }}).pretty()
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Javascript dynamically invoke object method from string
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Properties of objects can be accessed through the array notation:
var method = "smile";
foo[method](); // will execute the method "smile"
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Is False == 0 and True == 1 an implementation detail or is it guaranteed by the language?
... it is common practice to depend on that; e.g. to index into a two-element array, where [0] holds the false case, [1] true.
– ToolmakerSteve
Jan 20 '14 at 21:45
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How do I invoke a Java method when given the method name as a string?
...t I still have to provide second parameter, should it be some empty Object array?
– Igor
Apr 23 at 15:07
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Best way to turn an integer into a month name in c#?
... - not sure about Mono), because the MonthNames property always clones the array of month names, making the whole thing a tad less efficient.
– AASoft
Jul 9 '13 at 22:00
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Random data in Unit Tests?
...e paragraph is called "Random Acts of Testing", in which he creates random arrays to thoroughly test the algorithm. You can read some of this online at Google Books, page 95, but it's a great book worth having.
So basically this just shows that generating random data for testing is a viable option....
Passing base64 encoded strings in URL
...y string since plus signs are converted to a SPACE inside the $_GET global array. In other words, if you sent test.php?myVar=stringwith+sign to
//test.php
print $_GET['myVar'];
the result would be:
stringwith sign
The easy way to solve this is to simply urlencode() your base64 string before addi...