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Ruby 2.0.0p0 IRB warning: “DL is deprecated, please use Fiddle”
...l this sounds so unsatisfactory. Anyway, taking note of the comment below from Msangle, "What is fiddle?"
– will
Dec 14 '13 at 12:30
1
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Highlight bash/shell code in markdown
...vided a bit more details on how to deduce language specifiers for Markdown from the linked file above here: stackoverflow.com/a/45786100/6884590, in case that's useful to anyone finding this question.
– pchaigno
Jan 8 '18 at 12:07
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How do I handle too long index names in a Ruby on Rails ActiveRecord migration?
I am trying to add an unique index that gets created from the foreign keys of four associated tables:
9 Answers
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PHP code to remove everything but numbers
I'm trying to remove everything from a string but just numbers (0-9).
4 Answers
4
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Show which git tag you are on?
...solution...
This leverages the fact that git-log reports the log starting from what you've checked out. %h prints the abbreviated hash. Then git describe --exact-match --tags finds the tag (lightweight or annotated) that exactly matches that commit.
The $() syntax above assumes you're using bash o...
Java 8: Where is TriFunction (and kin) in java.util.function? Or what is the alternative?
... state! That's quite dynamic and that's most of the time that what we want from a lambda.
Patterns like Factory are a lot easier if you can just put in a function which does the work for you.
Destructive ones are easily combined with each other. If the type is right you can just compose them as y...
What is the purpose of global.asax in asp.net
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The entry for global.asax has been deleted from Wikipedia.
– Cathy Sullivan
Aug 6 '15 at 22:27
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Good or bad practice? Initializing objects in getter
...onstruction of the object could be unsuccessful, resulting in an exception from a property getter. This is yet another violation of POLS and therefore should be avoided. Even the section on properties in the "Design Guidelines for Developing Class Libraries" explicitly states that property getters s...
How should I validate an e-mail address?
What's a good technique for validating an e-mail address (e.g. from a user input field) in Android? org.apache.commons.validator.routines.EmailValidator doesn't seem to be available. Are there any other libraries doing this which are included in Android already or would I have to use RegExp?
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How do you Encrypt and Decrypt a PHP String?
...rary:
$string = $keyObject->saveToAsciiSafeString()
$loaded = Key::loadFromAsciiSafeString($string);
"But I really want to use a password."
That's a bad idea, but okay, here's how to do it safely.
First, generate a random key and store it in a constant.
/**
* Replace this with your own salt!
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