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PHP substring extraction. Get the string before the first '/' or the whole string
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Php doesn't like you indexing into return values from functions.
– gnud
Dec 20 '09 at 14:20
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Short form for Java if statement
...ame = city.getName() ?: "N/A";
The operator ?: assign the value returned from the variable which we are asking for. In this case, the value of city.getName() if it's not null.
Node.js EACCES error when listening on most ports
... your dyno around. At this point in time we only support publicly routing from 80 and 443.
– Will
Feb 6 '12 at 22:21
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How does one remove an image in Docker?
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To remove an image from Docker using the image ID:
Get the list of all Images
docker images
Identify the image ID of the image you want to delete, for example:
REPOSITORY TAG IMAGE ID CREATED VIRTUAL SIZE
kweku360/jav...
Redis: Show database size/size for keys
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The solution from the comments deserves it's own answer:
redis-cli --bigkeys
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How to check if one of the following items is in a list?
...hus any can return early, whereas your version has to build the whole list from comprehension before any can use it. @user89788's answer is slightly better because the double parentheses are unnecessary
– Anentropic
Jan 29 '14 at 12:26
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Regex for password must contain at least eight characters, at least one number and both lower and up
... it. For it to work, though, I had to remove the last clause |[a-zA-Z0-9]* from it.
– i--
Mar 17 '16 at 14:44
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Regular Expressions: Is there an AND operator?
...ESii thanks for your point, you are right and I misundertsood the question from Hugoware, I focused particularly on his first sentence. The right answer is a proper use of the lookahead operator, as AlanMoore wrote. Anyhow I think someone may find my clarification useful, as is has been already upvo...
Array Size (Length) in C#
... @Nayan: Thanks! While it's great that the OP got his answer fast from other posters, I feel it's more important to teach beginners how to find information rather than teaching them answers to specific questions. I hope the OP finds this answer useful and that it saves them having to ask hu...
Explode string by one or more spaces or tabs
...[\s+ ]@u", $searchString);
Sources:
strip out multi-byte white space from a string PHP
What are all the Japanese whitespace characters?
(I don't have enough reputation to post a comment, so I'm wrote this as an answer.)
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