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Can I multiply strings in Java to repeat sequences? [duplicate]
...
Two ways comes to mind:
int i = 3;
String someNum = "123";
// Way 1:
char[] zeroes1 = new char[i];
Arrays.fill(zeroes1, '0');
String newNum1 = someNum + new String(zeroes1);
System.out.println(newNum1); // 123000
// Way 2:
String zeroes2 = String.format("%0" + i + "d", 0);
St...
Capture Stored Procedure print output in .NET
...eUploader: {
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How to print a string in fixed width?
... | ERROR | failed running main
More info at the docs here: https://docs.python.org/2/library/stdtypes.html#string-formatting-operations
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Git - push current branch shortcut
...mand to set the remote tracking branch.
git branch --set-upstream feature/123-sandbox-tests origin/feature/123-sandbox-tests
Then you can simply use git push to push all the changes. For a more complete answer, please see the accepted answer to a similar question here.
If you only want to push t...
Graphviz: How to go from .dot to a graph?
...n called "User's Guides" for more detail on how to use the tools:
http://www.graphviz.org/documentation/
(See page 27 for output formatting for the dot command, for instance)
http://www.graphviz.org/pdf/dotguide.pdf
shar...
How to programmatically round corners and set random background colors
...st call this on a view like this myView.setRoundedBackground(Color.WHITE)
fun View.setRoundedBackground(@ColorInt color: Int) {
addOnLayoutChangeListener(object: View.OnLayoutChangeListener {
override fun onLayoutChange(v: View?, left: Int, top: Int, right: Int, bottom: Int, oldLeft: In...
Are there any downsides to enabling git rerere?
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Round to at most 2 decimal places (only if necessary)
...ath.round(+arr[0] + "e" + sig + (+arr[1] + scale)) + "e-" + scale);
}
}
https://plnkr.co/edit/uau8BlS1cqbvWPCHJeOy?p=preview
NOTE: This is not a universal solution for everyone. There are several different rounding algorithms, your implementation can be different, depends on your requirements. ht...
How can I set the focus (and display the keyboard) on my EditText programmatically
... a kotlin extension for showing and hiding the soft keyboard can be made:
fun View.showKeyboard() {
this.requestFocus()
val inputMethodManager = context.getSystemService(Context.INPUT_METHOD_SERVICE) as InputMethodManager
inputMethodManager.showSoftInput(this, InputMethodManager.SHOW_IMPLICIT...
How to pass an array within a query string?
...ly documented, with PHP automatically converting it into an array. Source: https://stackoverflow.com/a/9547490/3787376
Object data-interchange formats (e.g. JSON - official website, PHP documentation) can also be used if they have methods of converting variables to and from strings as JSON does.
Als...