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Convert Bitmap to File
...eger, String> {
Context context;
Bitmap bitmap;
String path_external = Environment.getExternalStorageDirectory() + File.separator + "temporary_file.jpg";
public fileFromBitmap(Bitmap bitmap, Context context) {
this.bitmap = bitmap;
this.context= context;
}
...
Extract only right most n letters from a string
...y, as many of them are decent functions.
– ingredient_15939
Aug 2 '14 at 3:52
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Get JSON object from URL
...
$json = file_get_contents('url_here');
$obj = json_decode($json);
echo $obj->access_token;
For this to work, file_get_contents requires that allow_url_fopen is enabled. This can be done at runtime by including:
ini_set("allow_url_f...
Bash array with spaces in elements
...r me in macOS 10.14.4, which uses "GNU bash, version 3.2.57(1)-release (x86_64-apple-darwin18)". Maybe a bug in the older version of bash?
– Mark Ribau
Apr 17 '19 at 1:47
add ...
Responsive css background images
... smaller image if you use a vector format: en.m.wikipedia.org/wiki/Scalable_Vector_Graphics
– Andrei Volgin
Sep 28 '12 at 8:30
10
...
Sending message through WhatsApp
...ageManager();
try {
Intent waIntent = new Intent(Intent.ACTION_SEND);
waIntent.setType("text/plain");
String text = "YOUR TEXT HERE";
PackageInfo info=pm.getPackageInfo("com.whatsapp", PackageManager.GET_META_DATA);
//Check if package exists or not. If n...
Does Java have a complete enum for HTTP response codes?
...ervlet API has all the response codes in the form of int constants names SC_<description>. See http://docs.oracle.com/javaee/6/api/javax/servlet/http/HttpServletResponse.html
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matplotlib does not show my drawings although I call pyplot.show()
...e it is:
>>> import matplotlib
>>> matplotlib.matplotlib_fname()
In [1]: import matplotlib.pyplot as p
In [2]: p.plot(range(20),range(20))
Out[2]: [<matplotlib.lines.Line2D object at 0xa64932c>]
In [3]: p.show()
If you edit ~/.matplotlib/matplotlibrc and change the...
iFrame src change event detection?
...ething like beforeLoad(to activate a loader)
– Andrea_86
Feb 20 '18 at 16:55
As indicated by @stacigh, it will fire th...
Set margins in a LinearLayout programmatically
...arams = new LinearLayout.LayoutParams(
LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
layoutParams.setMargins(30, 20, 30, 0);
Button okButton=new Button(this);
okButton.setText("some text");
ll.addView(okButton, layoutParams);
...