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Can hash tables really be O(1)?
... your runtime depends on the dataset you're running on.
Consider the following pseudocode of the get method of a hash table. Here I'm assuming we handle collision by chaining, so each entry of the table is a linked list of (key,value) pairs. We also assume the number of buckets m is fixed but is O(...
SEH stack 结构探索（1）--- 从 SEH 链的最底层（线程第1个SEH结构）说起 -...
...色部分就是 Matt Pietrek 大侠在《A Crash Course on the Depths of Win32? Structured Exception Handling》 一文中说的：VC++ 生成的扩展 EXCEPTION_REGISTRATION_RECORD 结构，它象下面：
EBP-00 _ebp
EBP-04 trylevel
EBP-08 scopetable pointer
EBP-0C handler fu...
Shortcut to comment out a block of code with sublime text
... shortcut to comment out or uncomment the selected text or current line:
Windows: Ctrl+/
Mac: Command ⌘+/
Linux: Ctrl+Shift+/
Alternatively, use the menu: Edit > Comment
For the block comment you may want to use:
Windows: Ctrl+Shift+/
Mac: Command ⌘+Option/Alt+/
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What's the best way to set a single pixel in an HTML5 canvas?
...As of July 2017, fillRect() is 5-6× faster on Firefox v54 and Chrome v59 (Win7x64).
Other, sillier alternatives are:
using getImageData()/putImageData() on the entire canvas; this is about 100× slower than other options.
creating a custom image using a data url and using drawImage() to show it:...
ORA-12514 TNS:listener does not currently know of service requested in connect descriptor
We have an application running locally where we're experiencing the following error:
25 Answers
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Hosting ASP.NET in IIS7 gives Access is denied?
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worked like a charm! Added permissions to IUSR thought windows explorer folder properties, security tab.
– Filipe Borges
Mar 25 '15 at 14:32
3
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Do sealed classes really offer performance Benefits?
... Uhh... I realize this is old, but this isn't quite right... the big win with sealed classes is when the JIT Optimizer can inline the call... in that case, the sealed class can be a huge win.
– Brian Kennedy
Oct 1 '11 at 10:28
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Android SDK Manager Not Installing Components
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In Mac OS X (tried with Android Studio), do the following in Terminal
cd /android/adt-bundle-mac-x86_64/sdk/tools
sudo ./android sdk
This launches SDK manager as admin. Now update/install the packages from SDK manager and it'll work.
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When should I use RequestFactory vs GWT-RPC?
...-dicing of the data in the Person object. This works quite well until you wind up wanting to have server-specific, non-GWT-compatible, code inside your class. Because the RPC system is based on having the same concrete type on both the client and the server, you can hit a complexity wall based on ...
Troubleshooting BadImageFormatException
I have a Windows service written in C# using Visual Studio 2010 and targeting the full .NET Framework 4. When I run from a Debug build the service runs as expected. However, when I run it from a Release build I get a System.BadImageFormatException (details below). I've been searching the internet...