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Deleting an element from an array in PHP
...here an easy way to delete an element from an array using PHP, such that foreach ($array) no longer includes that element?
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Escape single quote character for use in an SQLite query
...te the database schema (only one table so far), and the INSERT statements for that table in one file. Then I created the database as follows:
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How to default to other directory instead of home directory
I am developing on a windows machine. The only place I need for linux command line is Git Bash. The problem is: When I open it, I am in the home directory. I have to change the directory to my workspace, like:
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What, exactly, is needed for “margin: 0 auto;” to work?
...owever, I know that the element and its parent must meet certain criteria for the auto margin to work, and I can never seem to get the magic right.
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How can I make a weak protocol reference in 'pure' Swift (without @objc)
weak references don't seem to work in Swift unless a protocol is declared as @objc , which I don't want in a pure Swift app.
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What is the correct way to start a mongod service on linux / OS X?
I've installed mongodb and have been able to run it, work with it, do simple DB read / write type stuff. Now I'm trying to set up my Mac to run mongod as a service.
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Shards and replicas in Elasticsearch
...an elasticsearch node which tries to join an existing cluster if available or creates a new one. Let's say you created your own new cluster with a single node, the one that you just started up. We have no data, therefore we need to create an index.
When you create an index (an index is automaticall...
Block Comments in Clojure
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A word of caution: it seems like whatever is inside a (comment ...) needs to be a proper form; e.g. (comment hello :world) is fine but (comment hello: world) yields an exception. [Edit:] It seems like I should have read the answ...
Does JSON syntax allow duplicate keys in an object?
...ther standards will refer to this one, strictly adhering to the JSON text format, while
imposing restrictions on various encoding details. Such standards may require specific behaviours. JSON
itself specifies no behaviour.
Further down in the standard (p. 2), the specification for a JSON ob...
Using the “final” modifier whenever applicable in Java [closed]
In Java, there is a practice of declaring every variable (local or class), parameter final if they really are.
25 Answers
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