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Difference between size_t and unsigned int?
...ntptr_t are synonyms. size_t type is
usually used for loop counters, array indexing
and address arithmetic.
The maximum possible value of size_t type is
constant SIZE_MAX .
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Git blame — prior commits?
...sh sha1 from the relative file paths. 1
For example:
git blame master -- index.html
Full credit to Amber for knowing all the things! :)
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How can I clear or empty a StringBuilder? [duplicate]
...de for a StringBuilder or StringBuffer the setLength() call just resets an index value for the character array. IMHO using the setLength method will always be faster than a new allocation. They should have named the method 'clear' or 'reset' so it would be clearer.
...
MySQL select one column DISTINCT, with corresponding other columns
...n - Unambiguous Entities
Assuming the firstname and lastname are uniquely indexed (unambiguous), an alternative to GROUP BY is to sort using a LEFT JOIN to filter the result set, otherwise known as an exclusion JOIN.
See Demonstration
Ascending order (A-Z)
To retrieve the distinct firstname ord...
css rotate a pseudo :after or :before content:“”
...order:2px solid #ffffff;
border-radius: 5px;
color: #ffffff;
z-index: 10000;
-webkit-transform: rotate(50deg) translateY(-50%);
-moz-transform: rotate(50deg) translateY(-50%);
-ms-transform: rotate(50deg) translateY(-50%);
-o-transform: rotate(50deg) translateY(-50%);
...
What's the syntax for mod in java
...d array.length] allways accesses an element in my array rather than try to index negative positions.
– Kris
Nov 11 '19 at 4:19
2
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How do I get a substring of a string in Python?
...ieve this is by string slicing.
MyString[a:b] gives you a substring from index a to (b - 1).
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Rails: call another controller action from a controller
...methods in your controller and call them from your action.
Example:
def index
get_variable
end
private
def get_variable
@var = Var.all
end
That said you can do exactly the same through different controllers and summon a method from controller A while you are in controller B.
Vocabu...
How can I tell jackson to ignore a property for which I don't have control over the source code?
... you could use setMixInResolver method:
@JsonIgnoreProperties({"id", "index", "version"})
abstract class MixIn {
}
mapper.setMixInResolver(new ClassIntrospector.MixInResolver(){
@Override
public Class<?> findMixInClassFor(Class<?> cls) {
retu...
Why is document.write considered a “bad practice”?
...
Another legitimate use of document.write comes from the HTML5 Boilerplate index.html example.
<!-- Grab Google CDN's jQuery, with a protocol relative URL; fall back to local if offline -->
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.6.3/jquery.min.js"></script>
<scri...