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How to use a variable inside a regular expression?

...wise we must write "\\\\boundary" in the regex (four backslashes). Additionally, without '\r', \b' would not converted to a word boundary anymore but to a backspace! re.escape: Basically puts a backspace in front of any special character. Hence, if you expect a special character in TEXTO, you need...
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How to play a notification sound on websites?

.../div> Browser support <audio> (Modern browsers) <embed> (Fallback) Codes used MP3 for Chrome, Safari and Internet Explorer. OGG for Firefox and Opera. share | improve this answer...
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How do you know a variable type in java?

... I just figured that was what the OP was really looking for since the declaration of a is pretty obvious at compile time – Martin Apr 20 '10 at 11:22 ...
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Scala downwards or decreasing for loop?

... answered May 13 '14 at 21:54 LP_LP_ 92477 silver badges1919 bronze badges ...
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DataContractSerializer doesn't call my constructor?

...sible : when deserializing an object, the DataContractSerializer doesn't call the constructor ! 4 Answers ...
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Check to see if python script is running

...stem is using domain sockets: import socket import sys import time def get_lock(process_name): # Without holding a reference to our socket somewhere it gets garbage # collected when the function exits get_lock._lock_socket = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM) try: ...
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Remove CSS class from element with JavaScript (no jQuery) [duplicate]

...impler than regular expressions and splitting className into parts and manually traversing them. – Victor Zamanian Feb 12 '13 at 23:16 23 ...
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What is JSON and why would I use it?

...the official documentation, but I still haven't got to the point where I really understand what JSON is, and why I'd use it. ...
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How to bind to a PasswordBox in MVVM

...face. 4. When a server request requiring your password is taking place, call your IoC for the IHavePassword implementation and only than get the much coveted password. Just my take on it. -- Justin share | ...
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How do I delete an exported environment variable?

Before installing gnuplot, I set the environment variable GNUPLOT_DRIVER_DIR = /home/gnuplot/build/src . During the installation, something went wrong. ...