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How can i take an UIImage and give it a black border?
How can I set the border of a UIImage ?
16 Answers
16
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Find region from within an EC2 instance
Is there a way to look up the region of an instance from within the instance?
28 Answers
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How does one generate a random number in Apple's Swift language?
I realize the Swift book provided an implementation of a random number generator. Is the best practice to copy and paste this implementation in one's own program? Or is there a library that does this that we can use now?
...
How can I efficiently select a Standard Library container in C++11?
... Key ?
If the key is separate from the value, use a map, otherwise use a set
Question 1.3: Duplicates ?
If you want to keep duplicates, use a multi, otherwise do not.
Example:
Suppose that I have several persons with a unique ID associated to them, and I would like to retrieve a person data...
How to exit if a command failed?
... covered the direct question well, but you may also be interested in using set -e. With that, any command that fails (outside of specific contexts like if tests) will cause the script to abort. For certain scripts, it's very useful.
...
How to display HTML in TextView?
...do:
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
textView.setText(Html.fromHtml("<h2>Title</h2><br><p>Description here</p>", Html.FROM_HTML_MODE_COMPACT));
} else {
textView.setText(Html.fromHtml("<h2>Title</h2><br><p>Descri...
Can't make the custom DialogFragment transparent over the Fragment
...
Try
getDialog().getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
in your DialogFragment's onCreateView
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Execute raw SQL using Doctrine 2
...ite color
$sql = "SELECT name FROM user WHERE favorite_color = :color";
//set parameters
//you may set as many parameters as you have on your query
$params['color'] = blue;
//create the prepared statement, by getting the doctrine connection
$stmt = $this->entityManager->getConnection()->...
Store output of subprocess.Popen call in a string
...ed to read also the standard error, into the Popen initialization, you can set stderr to subprocess.PIPE or to subprocess.STDOUT:
import subprocess
command = "ntpq -p" # the shell command
process = subprocess.Popen(command, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)
#Launch the ...
Truly understanding the difference between procedural and functional
...e real difference between functional and imperative programming is the mindset - imperative programmers are thinking of variables and blocks of memory, whereas functional programmers are thinking, "How can I transform my input data into my output data" - your "program" is the pipeline and set of tra...