This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Latency Comparison Numbers (~2012) | |
---------------------------------- | |
L1 cache reference 0.5 ns | |
Branch mispredict 5 ns | |
L2 cache reference 7 ns 14x L1 cache | |
Mutex lock/unlock 25 ns | |
Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
Compress 1K bytes with Zippy 3,000 ns 3 us | |
Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#REQUIRES -Version 3.0 | |
# This is a simple sample for access the MS UIAutomation in PowerShell. | |
# In this sample: | |
# 1. Load the MS UIA via System.Reflection.Assembly | |
# 2. Launch the AUT ( calc.exe ) | |
# 3. Find the AutomationElement via the AUT Process Id | |
# 4. Find buttons via 'ClassName' and 'Name' property | |
# 5. Click the '1', '+', '1', '=' buttons. | |
# At last, we will get '2' in the result of calc App. |