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How to read a single character from the user?
...) you also get Insert, Delete, Pg Up, Pg Dn, Home, End and F n keys... but then, there's issues separating these special keys from an Esc.
Caveat: Like with most (all?) answers in here, signal keys like Ctrl+C, Ctrl+D and Ctrl+Z are caught and returned (as '\x03', '\x04' and '\x1a' respectively); y...
How do I escape a percentage sign in T-SQL?
...ore wildcard character too: [_]. How do you escape the open square bracket then? Like this: [[]. sqlserver2000.databases.aspfaq.com/…
– Csaba Toth
Apr 3 '14 at 18:25
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Best way to encode text data for XML in Java?
...as XML and just pass it through. If you are trying to create an XML file, then you should be creating XML, not just passing bytes through some wrapping element.
– Mads Hansen
May 16 '09 at 16:05
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How can I get current location from user in iOS
...ed)
if CLLocationManager.locationServicesEnabled() {
//Then check whether the user has granted you permission to get his location
if CLLocationManager.authorizationStatus() == .NotDetermined {
//Request permission
//Note: you can also a...
What is the difference between print and puts?
... is equivalent to args.join($,) + $\
puts sets both $, and $\ to "\n" and then does the same thing as print. The key difference being that each argument is a new line with puts.
You can require 'english' to access those global variables with user-friendly names.
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How to implement an ordered, default dict? [duplicate]
...martineau: You're right. I believe callable was removed in Python 3.1 and then reinstated in Python 3.2, and I hadn't upgraded yet when I made this edit. Feel free to make the change.
– Neil G
Jun 17 '12 at 17:45
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What is SQL injection? [duplicate]
...The issue here is that the ' in the username closes out the username field then the -- starts a SQL comment causing the database server to ignore the rest of the string. The net result is the user can now log in as the administrator without having to know the password. SQL Inection can also be use...
Why is 128==128 false but 127==127 is true when comparing Integer wrappers in Java?
... JDK with a custom impl... (don't ask why somebody would be that insane) - then it could have side effects that are not allowed to optimize away
– Andreas Petersson
Oct 25 '18 at 15:20
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How to track child process using strace?
...und the offending thread, I had to tediously search for the parent thread, then the grandparent thread, and so on all the way to the root process.
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How to use Single TextWatcher for multiple EditTexts?
...nner class implementation of TextWatcher that takes a View as an argument. Then, in the method implementation, just switch on the view to see which one the Editable is coming from
Declaration:
private class GenericTextWatcher implements TextWatcher{
private View view;
private GenericTextW...