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Cannot delete directory with Directory.Delete(path, true)
...t might work for some people because the time taken to get files from disk frees up whatever was locking the files. The fact is, this happens because files get locked by some other process/stream/action. The other answers use Thread.Sleep (Yuck) to retry deleting the directory after some time. This ...
commandButton/commandLink/ajax action/listener method not invoked or input value not set/updated
...toolset. Click the Console tab so see the JavaScript conosle. It should be free of any JavaScript errors. Below screenshot is an example from Chrome which demonstrates the case of submitting an <f:ajax> enabled button while not having <h:head> declared (as described in point 7 above).
C...
Is it safe to use Project Lombok? [closed]
...You mention these potential issues:
Flamewars will erupt in the ##Java Freenode channel when I mention it,
Easy. Ignore / don't participate in the flamewars, or simply refrain from mentioning Lombok.
providing code snippets will confuse possible helpers,
If the project strategy is to u...
Performance optimization strategies of last resort [closed]
...lush that - 4 seconds.
Now the biggest time-takers are calls to malloc and free. Recycle objects - 2.6 seconds.
Continuing to sample, I still find operations that are not strictly necessary - 1.1 seconds.
Total speedup factor: 43.6
Now no two programs are alike, but in non-toy software I've alway...
Difference between Role and GrantedAuthority in Spring Security
...251931/1308685
To re-use my implementation, I created a repo. Please feel free to contribute!
https://github.com/savantly-net/spring-role-permissions
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What are the mathematical/computational principles behind this game?
...case.
Fortunately, the hard work has already been done and implemented in free software, namely Sage. To get a projective plane design of order 4, for example, just type
print designs.ProjectiveGeometryDesign(2,1,GF(4,'z'))
and you'll obtain output that looks like
ProjectiveGeometryDesign<...
Is JavaScript a pass-by-reference or pass-by-value language?
...
My two cents... This is the way I understand it. (Feel free to correct me if I'm wrong)
It's time to throw out everything you know about pass by value / reference.
Because in JavaScript, it doesn't matter whether it's passed by value or by reference or whatever.
What matters is...
Simplest way to do a fire and forget method in c# 4.0
... exception handler continuation to the Task. So, the class below should be free of this risk:
using System;
using System.Threading.Tasks;
namespace MyNameSpace
{
public sealed class AsyncManager : IAsyncManager
{
private Action<Task> DefaultExeptionHandler = t =>
{...
How can I find the data structure that represents mine layout of Minesweeper in memory?
... is typically preferred to have one answer rather than post several. Feel free to edit your original answer (this one) and add on to it as you see fit.
– mmcdole
Jul 30 '09 at 20:34
...
Try-catch speeding up my code?
...ames dealt with in terms of registers and stack? Could setting one up have freed a register up for use somehow?
– Random832
Jan 19 '12 at 18:34
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