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Is there a PHP function that can escape regex patterns before they are applied?
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preg_quote() is what you are looking for:
Description
string preg_quote ( string $str [, string $delimiter = NULL ] )
preg_quote() takes str and puts a
backslash in front of every character
that is part of the regular expression
syntax. This is useful if you have a
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How would you implement an LRU cache in Java?
...gt; eldest) {
return super.size() > maxEntries;
}
}
Map<String, String> example = Collections.synchronizedMap(new LruCache<String, String>(CACHE_SIZE));
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overlay two images in android to set an imageview
...= DEFAULT_IMAGE_SIZE * 2, MAX_HEIGHT = DEFAULT_IMAGE_SIZE * 2;
private String picassoRequestTag = null;
public MergeImageView(Context context) {
super(context);
}
public MergeImageView(Context context, AttributeSet attrs) {
super(context, attrs);
}
public M...
How do I deep copy a DateTime object?
...now. I'd like to create two separate datetimes, one which is parsed from a string and one with three years added to it. Currently I've hacked it up like this:
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Escaping keyword-like column names in Postgres
...ml#delimited%20identifier
This is the code to quote the identifier:
static String delimited_identifier (String identifier)
{
return "\"" + identifier.replaceAll ("\"", "\"\"") + "\"";
}
And this is the code to build the insert:
static String build_insert (String table, String[] columns)
{
Strin...
'Microsoft.ACE.OLEDB.12.0' provider is not registered on the local machine
...ying to get data from an Excel file on a button click event. My connection string is:
34 Answers
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How to use Namespaces in Swift?
...ivate classes in Apple's framework, anything declared public, for instance String, if you declare that again, or any new class, it will end up using yours, unless of course you are in the habit of referring to all classes with its namespace.... not good imo.
– Oscar Gomez
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Remove element of a regular array
...econd element in C# zero-based array indexing).
A more complete example:
string[] myArray = { "a", "b", "c", "d", "e" };
int indexToRemove = 1;
myArray = myArray.Where((source, index) => index != indexToRemove).ToArray();
After running that snippet, the value of myArray will be { "a", "c", "d...
Is it possible to view RabbitMQ message contents directly from the command line?
...operties":{},"routing_key":"abcxyz","payload":"foobar","payload_encoding":"string"}'
HTTP/1.1 200 OK
Server: MochiWeb/1.1 WebMachine/1.10.0 (never breaks eye contact)
Date: Wed, 10 Sep 2014 17:46:59 GMT
content-type: application/json
Content-Length: 15
Cache-Control: no-cache
{"routed":true}
Rabb...
PHP case-insensitive in_array function
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The above is correct if we assume that arrays can contain only strings, but arrays can contain other arrays as well. Also in_array() function can accept an array for $needle, so strtolower($needle) is not going to work if $needle is an array and array_map('strtolower', $haystack) is not ...