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Git Alias - Multiple Commands and Parameters
...!git checkout $1 && git status
almost works, but gives a spurious extra insertion of the argument ...
git chs demo -> git checkout demo && git status demo
But if you add && : to the end of your alias, then the spurious argument is consumed into a location tag.
So
[al...
What's “tools:context” in Android layout files?
...none of those attributes will be packaged into the APK. We're using it for extra metadata in the layout. It's also where for example the attributes to suppress lint warnings are stored -- as tools:ignore.
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CSS strikethrough different color from text?
...
Yes, by adding an extra wrapping element. Assign the desired line-through color to an outer element, then the desired text color to the inner element. For example:
<span style='color:red;text-decoration:line-through'>
<span st...
Two-way encryption: I need to store passwords that can be retrieved
...verification of source data
*
*/
class Encryption {
/**
* @var string $cipher The mcrypt cipher to use for this instance
*/
protected $cipher = '';
/**
* @var int $mode The mcrypt cipher mode to use
*/
protected $mode = '';
/**
* @var int $rounds The...
Print string to text file
... Amount: {}".format(TotalAmount), file=text_file)
Python3.6 introduced f-strings for another alternative
with open("Output.txt", "w") as text_file:
print(f"Purchase Amount: {TotalAmount}", file=text_file)
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How to preventDefault on anchor tags?
...gs (<a></a>) to see if their href attribute is either an empty string ("") or a hash ('#') or there is an ng-click assignment. If it finds any of these conditions, it catches the event and prevents the default behavior.
The only down side is that it runs this directive for all anchor t...
Get name of current script in Python
...using the -c command line option to the interpreter, argv[0] is set to the string '-c'. If no script name was passed to the Python interpreter, argv[0] is the empty string.
As mentioned in another answer to this question, Python scripts that were converted into stand-alone executable programs via t...
Linear Layout and weight in Android
... parent view. Default weight is zero
calculation to assign any Remaining/Extra space between child. (not the total space)
space assign to child = (child individual weight) / (sum of weight of every child in Linear Layout)
Example (1):
if there are three text boxes and two of them declare a we...
How to get current time in milliseconds in PHP?
...
Use microtime. This function returns a string separated by a space. The first part is the fractional part of seconds, the second part is the integral part. Pass in true to get as a number:
var_dump(microtime()); // string(21) "0.89115400 1283846202"
var_dum...
Android AsyncTask testing with Android Test Framework
...ask you want to unit test in your project.
*/
final AsyncTask<String, Void, String> myTask = new AsyncTask<String, Void, String>() {
@Override
protected String doInBackground(String... arg0) {
//Do something meaningful.
return "something...