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How to encrypt/decrypt data in php?
I'm currently a student and I'm studying PHP, I'm trying to make a simple encrypt/decrypt of data in PHP. I made some online research and some of them were quite confusing(at least for me).
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What is the strict aliasing rule?
... struct onto such a buffer, or a buffer onto such a struct through pointer casting you can easily violate strict aliasing rules.
So in this kind of setup, if I want to send a message to something I'd have to have two incompatible pointers pointing to the same chunk of memory. I might then naively co...
YouTube iframe API: how do I control an iframe player that's already in the HTML?
...0 dispatch @ jquery-1.12.4.js:5226 elemData.handle @ jquery-1.12.4.js:4878 cast_sender.js:67 Uncaught DOMException: Failed to construct 'PresentationRequest': Presentation of an insecure document [cast:233637DE?capabilities=video_out%2Caudio_out&clientId=153262711713390989&autoJoinPolicy=tab...
Getting a better understanding of callback functions in JavaScript
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Why do you cast callback to string and then check its type? Will this enhance performance? This is like checking the type, checking if the converted boolean returns true and then checking its type again and testing it against the string...
Get an object's class name at runtime
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@Subash a terser way to avoid casting to any is console.log(instance.constructor['name']);
– Nick Strupat
Sep 2 '16 at 7:47
1
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Asp Net Web API 2.1 get client IP address
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It's better to cast it to HttpContextBase, this way you can mock and test it more easily
public string GetUserIp(HttpRequestMessage request)
{
if (request.Properties.ContainsKey("MS_HttpContext"))
{
var ctx = request....
Java generics type erasure: when and what happens?
...cs are used, they're converted into compile-time checks and execution-time casts. So this code:
List<String> list = new ArrayList<String>();
list.add("Hi");
String x = list.get(0);
is compiled into
List list = new ArrayList();
list.add("Hi");
String x = (String) list.get(0);
At exe...
How to dynamically create generic C# object using reflection? [duplicate]
...from Item
task.Process(new Item());
In any case, you won't be statically cast to a type you don't know beforehand ("makeme" in this case). ITask allows you to get to your target type.
If this is not what you want, you'll probably need to be a bit more specific in what you are trying to achieve wi...
Exploitable PHP functions
...lowed. Rather, I'd like to have a grep -able list of red-flag keywords handy when searching a compromised server for back-doors.
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What causes javac to issue the “uses unchecked or unsafe operations” warning
... as the use of raw types (as described by the other answers), an unchecked cast can also cause the warning.
Once you've compiled with -Xlint, you should be able to rework your code to avoid the warning. This is not always possible, particularly if you are integrating with legacy code that cannot b...