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Integrating the ZXing library directly into my Android application

...... Navigate to the newly extracted folder and open the core directory and select core.jar ... hit enter! Now you just have to correct a few errors in the translations and the AndroidManifest.xml file :) Now you can happily compile, and you will now have a working standalone barcode scanner app, b...
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Delete last char of string

...oupids.Length - 1); MSDN: String.Remove(Int32): Deletes all the characters from this string beginning at a specified position and continuing through the last position share | improve t...
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Read whole ASCII file into C++ std::string [duplicate]

... std::ifstream t("file.txt"); std::string str((std::istreambuf_iterator<char>(t)), std::istreambuf_iterator<char>()); Not sure where you're getting the t.open("file.txt", "r") syntax from. As far as I know that's not a method that std::ifstream has. It looks like you'v...
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Replace non-ASCII characters with a single space

I need to replace all non-ASCII (\x00-\x7F) characters with a space. I'm surprised that this is not dead-easy in Python, unless I'm missing something. The following function simply removes all non-ASCII characters: ...
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Convert character to ASCII numeric value in java

I have String name = "admin"; then I do String charValue = name.substring(0,1); //charValue="a" 22 Answers ...
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Generate a random letter in Python

...tates If the relative weights or cumulative weights are not specified, the selections are made with equal probability. This would mean, that the distribution is the discrete uniform distribution (en.wikipedia.org/wiki/Discrete_uniform_distribution). – Qaswed Oc...
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What is the email subject length limit?

How many characters are allowed to be in the subject line of Internet email? I had a scan of The RFC for email but could not see specifically how long it was allowed to be. I have a colleague that wants to programmatically validate for it. ...
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How do I provide custom cast support for my class?

... answered Sep 10 '09 at 21:12 Charles BretanaCharles Bretana 127k2222 gold badges136136 silver badges206206 bronze badges ...
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Given an emacs command name, how would you find key-bindings ? (and vice versa)

...d bound to a keyboard shortcut (or a key sequence in Emacs terms), see the selected answer. For programmatically getting the command bound to a given key sequence, use the function key-binding or lookup-key that takes a key sequence and returns its bound command. The function key-binding is what C-...
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Select something that has more/less than x character

Was wondering if it's possible to select something that has more/less than x characters in SQL. 4 Answers ...