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Remove non-numeric characters (except periods and commas) from a string
...c characters and the comma and period/full stop as follows:
$testString = '12.322,11T';
echo preg_replace('/[^0-9,.]+/', '', $testString);
The pattern can also be expressed as /[^\d,.]+/
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im...
How do I add files without dots in them (all extension-less files) to the gitignore file?
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121
You can try a combination similar to:
*
!/**/
!*.*
That gitignore exclusion rule (a negated...
Pull to refresh UITableView without UITableViewController
...action: #selector(refresh(_:)), for: .valueChanged)
if #available(iOS 10.0, *) {
tableView.refreshControl = refreshControl
} else {
tableView.backgroundView = refreshControl
}
}
@objc func refresh(_ refreshControl: UIRefreshControl) {
// Do your job, when done:
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Perl flags -pe, -pi, -p, -w, -d, -i, -t?
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148
Yes, Google is notoriously difficult for looking up punctuation and, unfortunately, Perl does ...
Django Admin - Disable the 'Add' action for a specific model
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edited Aug 31 '18 at 7:33
Dadep
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an...
How to append the output to a file?
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215
Use >> to append:
command >> file
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How do you reference a capture group with regex find and replace in Visual Studio 2012, 2013, 2015,
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To find and replace in VS 2012 and VS 2015 you do the following:
Surround with (), display capture with $1, $2, $n
Example (thanks to syonip)
In the find options, make sure 'use regular expressions' is checked, and put the following as the text to ...
How to check if a table contains an element in Lua?
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117
You can put the values as the table's keys. For example:
function addToSet(set, key)
set[...
Can I draw rectangle in XML?
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Yes you can and here is one I made earlier:
<?xml version="1.0" encoding="UTF-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/listview_background_shape">
<stroke android:width="2dp" android:color="#ff207d94" />
<paddin...
Why is a 3-way merge advantageous over a 2-way merge?
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edited Feb 1 '14 at 17:19
answered Nov 8 '10 at 23:36
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