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How to check an Android device is HDPI screen or MDPI screen?
...
As of 2018, you can use the below method -
public static String getDeviceDensityString(Context context) {
switch (context.getResources().getDisplayMetrics().densityDpi) {
case DisplayMetrics.DENSITY_LOW:
return "ldpi";
case DisplayMetrics.DENSITY_MED...
Confused about __str__ on list in Python [duplicate]
...round, I understand that __str__ is something like a Python version of toString (while I do realize that Python is the older language).
...
How do I store an array in localStorage? [duplicate]
...
localStorage only supports strings. Use JSON.stringify() and JSON.parse().
var names = [];
names[0] = prompt("New member name?");
localStorage.setItem("names", JSON.stringify(names));
//...
var storedNames = JSON.parse(localStorage.getItem("names"));...
Use of var keyword in C#
...e is
incredibly ugly because of all the
redundancy:
Dictionary<string, List<int>> mylists = new Dictionary<string, List<int>>();
And that's a simple example – I've
written worse. Any time you're forced
to type exactly the same thing twice,
that's a redun...
How to find the Number of CPU Cores via .NET/C#?
...32_Processor").Get())
{
coreCount += int.Parse(item["NumberOfCores"].ToString());
}
Console.WriteLine("Number Of Cores: {0}", coreCount);
Logical Processors:
Console.WriteLine("Number Of Logical Processors: {0}", Environment.ProcessorCount);
OR
foreach (var item in new System.Management.Ma...
How to parse JSON in Scala using standard Scala classes?
...pply(a:Any):Option[T] = Some(a.asInstanceOf[T]) }
object M extends CC[Map[String, Any]]
object L extends CC[List[Any]]
object S extends CC[String]
object D extends CC[Double]
object B extends CC[Boolean]
val jsonString =
"""
{
"languages": [{
"name": "English",
...
Switch on ranges of integers in JavaScript [duplicate]
...:
alert("none");
break;
}
Keep in mind that this adds an extra point of human error - someone may try to update a range, but forget to change it in both places, leaving an overlap or gap that is not covered. e.g. here the case of 8 will now not match anything when I just edit the c...
How to convert an image to base64 encoding?
...nd get result to prepare str as data:" . file_mime_type . " base64_encoded string. Use it in img src attribute. see following code can I help for you.
// A few settings
$img_file = 'raju.jpg';
// Read image path, convert to base64 encoding
$imgData = base64_encode(file_get_contents($img_file));
/...
Python: Using .format() on a Unicode-escaped string
...
Just make the second string also a unicode string
>>> s = u'\u2265'
>>> print s
≥
>>> print "{0}".format(s)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
UnicodeEncodeError: 'as...
Detect network connection type on Android
...ived from a @hide method in TelephonyManager.java).
This method returns a String describing the current connection type.
i.e. one of : "WIFI" , "2G" , "3G" , "4G" , "5G" , "-" (not connected) or "?" (unknown)
Remark: This code requires API 25+, but you can easily support older versions by using i...