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What is the difference between and ? [duplicate]
...amic or static please can you help me here thanks or it will be treated as string ${someVar}
– shareef
Dec 8 '14 at 13:32
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What is the difference between decodeURIComponent and decodeURI?
...back to the difference between the decode functions, each function decodes strings generated by its corresponding encode counterpart taking care of the semantics of the special characters and their handling.
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insert multiple rows via a php array into mysql
...time via a query other than appending each value on the end of a mile long string and then executing it. I am using the CodeIgniter framework so its functions are also available to me.
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How do I check if a list is empty?
...“recommended” and No means “not recommended”):
For sequences, (strings, lists, tuples), use the fact that empty sequences are false.
Yes: if not seq:
if seq:
No: if len(seq):
if not len(seq):
sh...
Unique Constraint in Entity Framework Code First
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Starting with EF 6.1 it is now possible:
[Index(IsUnique = true)]
public string EmailAddress { get; set; }
This will get you a unique index instead of unique constraint, strictly speaking. For most practical purposes they are the same.
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How do I Search/Find and Replace in a standard string?
Is there a way to replace all occurrences of a substring with another string in std::string ?
9 Answers
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Difference between array_map, array_walk and array_filter
...onal array. Every element's value changes in place into a more informative string specifying its key, category and value.
<?php
$f = function(&$item,$key,$prefix) {
$item = "$key: $prefix: $item";
};
array_walk($nu, $f,"fruit");
var_dump($nu);
?>
See demo
Note: the callba...
Make sure that the controller has a parameterless public constructor error
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My deep in the bowels exception was a property type of 'string' when it should have been 'DateTime?'. Would not have looked for that had I not seen this answer. Thanks so very much.
– Jazzy
Apr 24 '17 at 19:25
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How to determine whether an object has a given property in JavaScript
...he in operator.
if ('prop' in obj) {
// ...
}
Eg.:
var obj = {};
'toString' in obj == true; // inherited from Object.prototype
obj.hasOwnProperty('toString') == false; // doesn't contains it physically
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How do I format a date with Dart?
I have an instance of DateTime and I would like to format that to a String. How do I do that? I want to turn the date into a string, something like "2013-04-20".
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