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Which characters need to be escaped when using Bash?

...h but also bash. 1. Put the whole string in single quotes This works for all chars except single quote itself. To escape the single quote, close the quoting before it, insert the single quote, and re-open the quoting. 'I'\''m a s@fe $tring which ends in newline ' sed command: sed -e "s/'/'\\\\'...
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In Scala, what exactly does 'val a: A = _' (underscore) mean?

....0d if T is Double, false if T is Boolean, () if T is Unit, null for all other types T. share | improve this answer | follow | ...
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Can I make a not submit a form?

...on is a container in HTML. That allows you to place things like images or tables (not sure why you'd do this, but you could) etc while input doesn't support that. There is a difference between the two, and each one has their appropriate use case. – R0MANARMY ...
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ADB Shell Input Events

..." 3 --> "KEYCODE_HOME" 4 --> "KEYCODE_BACK" 5 --> "KEYCODE_CALL" 6 --> "KEYCODE_ENDCALL" 7 --> "KEYCODE_0" 8 --> "KEYCODE_1" 9 --> "KEYCODE_2" 10 --> "KEYCODE_3" 11 --> "KEYCODE_4" 12 --> "KEYCODE_5" 13 --> "KEYCODE_6" 14 --> "KEYCODE_7" 1...
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A KeyValuePair in Java [duplicate]

... ...or AbstractMap.SimpleImmutableEntry if appropriate. – karmakaze Aug 7 '13 at 3:09 ...
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Read properties file outside JAR file

I have a JAR file where all my code is archived for running. I have to access a properties file which need to be changed/edited before each run. I want to keep the properties file in the same directory where the JAR file is. Is there anyway to tell Java to pick up the properties file from that direc...
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How to conditionally push an item in an observable array?

... }; In HTML, i have the following ($parent is due to this being inside a table row loop): <select data-bind="visible: editing, hasfocus: editing, options: $parent.jobroles, optionsText: 'name', optionsValue: 'id', value: jobroleId, optionsCaption: '-- Select --'"> ...
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How to get instance variables in Python?

Is there a built-in method in Python to get an array of all a class' instance variables? For example, if I have this code: ...
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What is the difference between 'my' and 'our' in Perl?

... On the other hand, our variables are package variables, and thus automatically: global variables definitely not private not necessarily new can be accessed outside the package (or lexical scope) with the qualified namespace, as $package_name::variable. Declaring a variable with our allows you...
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What does a colon following a C++ constructor name do? [duplicate]

...ctor's signature is: MyClass(); This means that the constructor can be called with no parameters. This makes it a default constructor, i.e., one which will be called by default when you write MyClass someObject;. The part : m_classID(-1), m_userdata(0) is called initialization list. It is a way...