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How to validate an email address using a regular expression?
...-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?|\[(?:(?:(2(5[0-5]|[0-4][0-9])|1[0-9][0-9]|[1-9]?[0-9]))\.){3}(?:(2(5[0-5]|[0-4][0-9])|1[0-9][0-9]|[1-9]?[0-9])|[a-z0-9-]*[a-z0-9]:(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21-\x5a\x53-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])+)\])
or:
(?:[a-z0-9!#$%&'*+...
Changing specific text's color using NSMutableAttributedString in Swift
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24 Answers
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How do I adb pull ALL files of a folder present in SD Card
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143
Single File/Folder using pull:
adb pull "/sdcard/Folder1"
Output:
adb pull "/sdcard/Folder1...
Live-stream video from one android phone to another over WiFi
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4 Answers
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How do I get the first element from an IEnumerable in .net?
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247
If you can use LINQ you can use:
var e = enumerable.First();
This will throw an exception th...
How to execute file I'm editing in Vi(m)
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edited Jun 29 '09 at 10:42
answered Jun 4 '09 at 22:20
R....
How to set a value to a file input in HTML?
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541
You cannot, due to security reasons.
Imagine:
<form name="foo" method="post" enctype="mult...
Modifying a subset of rows in a pandas dataframe
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248
Use .loc for label based indexing:
df.loc[df.A==0, 'B'] = np.nan
The df.A==0 expression crea...
Android: View.setID(int id) programmatically - how to avoid ID conflicts?
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14 Answers
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