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Arrays vs Vectors: Introductory Similarities and Differences [closed]
...citly deallocate them;
if they are dynamically allocated, you just get a pointer, and you can't determine their size; otherwise, you can use sizeof (hence the common idiom sizeof(arr)/sizeof(*arr), that however fails silently when used inadvertently on a pointer);
automatically decay to a pointers i...
ASP.NET MVC - Should business logic exist in controllers?
Derik Whitaker posted an article a couple of days ago that hit a point that I've been curious about for some time: should business logic exist in controllers?
...
Recommended method for escaping HTML in Java
... StringBuilder out = new StringBuilder(Math.max(16, s.length()));
for (int i = 0; i < s.length(); i++) {
char c = s.charAt(i);
if (c > 127 || c == '"' || c == '\'' || c == '<' || c == '>' || c == '&') {
out.append("&#");
out.append((int...
How much size “Null” value takes in SQL Server
...earer. Apologies for the disappearing comment. I meant to revise it but my Internet Connection went down between deletion and submission! It also depends a bit (From the comments section here) "For heap and clustered index record, there's always a NULL bitmap . For non-clustered indexes, there won't...
List attributes of an object
... class new_class():
... def __init__(self, number):
... self.multi = int(number) * 2
... self.str = str(number)
...
>>> a = new_class(2)
>>> a.__dict__
{'multi': 4, 'str': '2'}
>>> a.__dict__.keys()
dict_keys(['multi', 'str'])
You may also find pprint helpful....
How to call any method asynchronously in c#
...lambda to simplify the call without having to create delegates:
void Foo2(int x, string y)
{
return;
}
...
new Task(() => { Foo2(42, "life, the universe, and everything");}).Start();
I'm pretty sure (but admittedly not positive) that the C# 5 async/await syntax is just syntactic sugar arou...
Java serialization: readObject() vs. readResolve()
...
When serialization is used to convert an object so that it can be saved in file, we can trigger a method, readResolve(). The method is private and is kept in the same class whose object is being retrieved while deserialization.
It ensures that after the d...
How do I clear stuck/stale Resque workers?
...gt; [#<Worker infusion.local:40194-0:JAVA_DYNAMIC_QUEUES,index_migrator,converter,extractor>]
pick the worker and prune_dead_workers, for example the first one
Resque.workers.first.prune_dead_workers
share
...
How to replace DOM element in place using Javascript?
...
Try using Google's Closure or another transpiler to convert to ES5. You shouldn't be writing old code based on browser support, if you have a better, more maintainable option
– Gibolt
Jan 12 '17 at 3:37
...
How to set an “Accept:” header on Spring RestTemplate request?
...RestTemplate restTemplate = new RestTemplate();
// Add the Jackson message converter
restTemplate.getMessageConverters()
.add(new MappingJackson2HttpMessageConverter());
HttpHeaders headers = new HttpHeaders();
headers.setContentType(MediaType.APPLICATION_JSON);
headers.set("Authoriz...