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How do I connect to a specific Wi-Fi network in Android programmatically?
I want to design an app which shows a list of Wi-Fi networks available and connect to whichever network is selected by the user.
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Force update of an Android app when a new version is available
... app starts, you could call this API that pass in the current app version, and check the response of the versioning API call.
If forceUpgrade is true, show a popup dialog with options to either let user quit the app, or go to Google Play Store to upgrade the app.
Else if recommendUpgrade is true...
How does the C code that prints from 1 to 1000 without loops or conditional statements work?
...; operator, a function designator with
type "function returning type" is converted to an expression that has type "pointer to
function returning type".
exit is a function designator. Even without the unary & address-of operator, it is treated as a pointer to function. (The & just makes...
Python division
...hat always pops in my head when I am doing arithmetic operations (should I convert to float and which number), an example from that aspect is presented:
>>> a = 1/2/3/4/5/4/3
>>> a
0
When we divide integers, not surprisingly it gets lower rounded.
>>> a = 1/2/3/4/5/4/f...
How to get the month name in C#?
...ht I add that there is an InvariantInfo property that can be used as well. And, in my opinion, the following is a more simple/readable format for doing this: DateTimeFormatInfo.InvariantInfo.GetAbbreviatedMonthName(...) or DateTimeFormatInfo.CurrentInfo.GetAbbreviatedMonthName(...)
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Image Segmentation using Mean Shift explained
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A Mean-Shift segmentation works something like this:
The image data is converted into feature space
In your case, all you have are intensity values, so feature space will only be one-dimensional. (You might compute some texture features, for instance, and then your feature space would be two d...
Add new attribute (element) to JSON object using JavaScript
...N "object" is not an object at all, it's just a string. You would need to convert it to an actual Javascript object with JSON.parse() before using his example of object["property"] = value;
– SpaceNinja
Dec 28 '15 at 20:02
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UITextfield leftView/rightView padding on iOS7
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cannot convert value of type 'string' to expected argument type 'UIImage?"
– user4203956
Nov 28 '15 at 12:26
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GROUP BY with MAX(DATE) [duplicate]
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VERY slow! The currency converter table with fields date,from,to,rate. 203161 rows total. Joe Meyer method gives 362 rows in set (31,29 sec). Oliver Hanappi method gives 362 rows in set (0,04 sec)
– TheRoSS
Dec...
Casting to string in JavaScript
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They behave the same but toString also provides a way to convert a number binary, octal, or hexadecimal strings:
Example:
var a = (50274).toString(16) // "c462"
var b = (76).toString(8) // "114"
var c = (7623).toString(36) // "5vr"
var d = (100).toString(2) // "110010...