大约有 42,000 项符合查询结果（耗时：0.0734秒） [XML]
What does Class mean in Java?
...ive the wildcard, the compiler assumes that you either forgot the type or didn't know the class was generic and will warn you about it.
– Kayaman
Feb 29 '16 at 7:51
1
...
How do I create a custom Error in JavaScript?
...n prototype to Error.prototype instead of new Error() like Nicholas Zakas did in his article, I created a jsFiddle with the code below:
function NotImplementedError(message) {
this.name = "NotImplementedError";
this.message = (message || "");
}
NotImplementedError.prototype = Error.prot...
An async/await example that causes a deadlock
... thread is blocked (Fact 1)
Deadlock!
The deadlock can be broken by provided alternatives to avoid Fact 1 or Fact 2.
Avoid 1,4. Instead of blocking the UI thread, use var data = await GetDataAsync(), which allows the UI thread to keep running
Avoid 2,3. Queue the continuation of the await to a ...
Android destroying activities, killing processes
Hi I'm wondering how Android is managing memory and I can't find precise answer anywhere.
Let's assume I have an application with 5 activities on current activity stack (4 are stopped and 1 is resumed), there is no service connected. I press HOME button so that all of my activities are stopped.
I st...
What happens if you static_cast invalid value to enum class?
Consider this C++11 code:
1 Answer
1
...
Fastest way to remove first char in a String
...ption as the most common and readable.
(Obviously each of them as an individual statement won't do anything useful - you'll need to assign the result to a variable, possibly data itself.)
I wouldn't take performance into consideration here unless it was actually becoming a problem for you - in whi...
Catch-22 prevents streamed TCP WCF service securable by WIF; ruining my Christmas, mental health
... initial web service, or as a SOAP header and use a custom behaviour to validate it. You cannot use WS-Security to do this. Frankly, this is not just a WCF issue - I cannot see how it could practically work for any other stacks.
Solving the MTOM Problem
This is just for an example how I solved my ...
Are multiple `.gitignore`s frowned on?
...
Sure, if you don’t mind the fiddliness of having to open a file in a location somewhere off the repository root, then writing a whole path into it, and then remembering to clean up the entry if/when you delete the directory. Compare that with printf \* &...
What is an EJB, and what does it do?
...and
sharing common state across client callers. This can be easily over-ridden to manually
configure or programmatically control advanced scenarios for concurrent code execution
and data access.
Automated transaction handling.
Do nothing at all and all your EJB methods are run
in a JTA transact...
What are the differences between a clustered and a non-clustered index?
...clustered indexes should be set on a field that is normally incremental ie Id or Timestamp.
SQL Server will normally only use an index if its selectivity is above 95%.
share
|
improve this answer
...