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Convert a string to regular expression ruby
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This method will safely escape all characters with special meaning:
/#{Regexp.quote(your_string)}/
For example, . will be escaped, since it's otherwise interpreted as 'any character'.
Remember to use a single-quoted string unless you want regular strin...
Remove an element from a Bash array
I need to remove an element from an array in bash shell.
Generally I'd simply do:
20 Answers
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How do I get an object's unqualified (short) class name?
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You can do this with reflection. Specifically, you can use the ReflectionClass::getShortName method, which gets the name of the class without its namespace.
First, you need to build a ReflectionClass instance, and then call the getShortName method of that instance:...
Difference in Months between two dates in JavaScript
...−−−−−−−^^^^
months += d2.getMonth();
That's because originally I said:
...this finds out how many full months lie between two dates, not counting partial months (e.g., excluding the month each date is in).
I've removed it for two reasons:
Not counting partial months turns out...
What is [Serializable] and when should I use it?
...ecause you will need to convert to a different format. This conversion is called SERIALIZATION.
Uses for Serialization
Serialization allows the developer to save the state of an object and recreate it as needed, providing storage of objects as well as data exchange. Through serialization, a develope...
What is meant by Ems? (Android TextView)
... I set it to 10ems? I have three EditText in a horizontal LinearLayout and all of them set to "wrap_content"
– stefan
Jul 16 '15 at 22:33
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How to write multiple line string using Bash with variables?
How can I write multi-lines in a file called myconfig.conf using BASH?
6 Answers
6
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How can I get the length of text entered in a textbox using jQuery?
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Up Vote because you explained what it all does, not jsut provided the code.
– user83632
May 2 '09 at 16:53
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How can I add new keys to a dictionary?
...ted to strings). dict.update can also take another dictionary, but I personally prefer not to explicitly create a new dictionary in order to update another one.
– bgusach
Feb 13 '19 at 8:38
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Is there a command like “watch” or “inotifywait” on the Mac?
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fswatch
fswatch is a small program using the Mac OS X FSEvents API to monitor a directory.
When an event about any change to that directory is received, the specified
shell command is executed by /bin/bash
If you're on GNU/Linux,
inotifywatch (par...