2024/10/11

Azure CDN SAS token expired will give you wrong error message of the expired period 2024/10/08

WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by ‘SSLError(SSLCertVerificationError(1, ‘[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:992)’))’: /simple/matplotlib/ 2024/10/08

2024/10/02

2024/09/28

https://github.com/WeActStudio/LogicAnalyzerV1 2024/08/27

2024/08/08

https://www.accu.co.uk/p/117-iso-metric-thread-dimensions Bolt Sizes Chart & Metric Bolt Dimensions THREAD SIZE MAJOR DIAMETER (MM) MINOR DIAMETER (MM) THREAD PITCH (MM) PITCHDIAMETER(MM) TAPPINGDRILL DIAMETER(MM) CLEARANCEHOLE DIAMETER(MM) M1 1.0 0.729 0.25 0.838 0.75 1.3 M1.1 1.1 0.829 0.25 0.938 0.85 1.4 M1.2 1.2 0.929 0.25 1.038 0.95 1.5 M1.4 1.4 1.075 0.30 1.205 1.10 1.8 M1.6 1.6 1.221 […] 2024/07/31

2024/07/27

2024/07/19

2024/07/08

如果想知道容器嘅原理，我圈起左 2024/07/01

This code run a standalone ApacheDS server, you can use ApacheDS studio to connect to it, it host localhost:10389 pom.xml Then you can connect it by ApacheDS Studio 2024/06/09

教中學生玩STM32開發板，感覺到佢地開心 2024/05/25

Set to a better font size 4. Set the color 2024/04/27

2024/04/14

http://blog.k3170makan.com/2018/10/introduction-to-elf-format-part-vi.html 2024/04/13

When i change kernelvec.S to -ggdb, my dwarf library broken but now fixed. Commit :e640c3d9 And I still don’t understand why .S won’t be an compile unit in dwarf, why design like that. 2024/04/09

2024/04/07

2024/03/31

I need a super clean apache and forward all PHP requests to a independent php-cgi process which host by a specific port 1. Install Apache Mac In ubuntu, no need to build apache from source, just “sudo apt-get install apache2” Linux 2. Install PHP Mac Linux if you meet this error “configure: error: re2c 1.0.3 […] 2024/03/30

2024/03/17

IT projects play a crucial role in advancing Environmental, Social, and Governance (ESG) goals. Let’s explore how digital initiatives can contribute to ESG efforts: In summary, IT projects can drive positive change by integrating ESG principles, optimizing energy usage, and contributing to global sustainability. 2024/03/06

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2024/03/02

“extends”: “./node_modules/@microsoft/rush-stack-compiler-3.9/includes/tsconfig-web.json”, 2024/02/25

2024/02/14

2024/02/12

Hi, if want to to provide other function-calls to TCG plugin, such as reading guest memory, follow these steps: https://peter.quantr.hk/2024/01/qemu-risc-v-log-all-memory-operations/ 5. Run in qemu 6. Edit xv6-riscv Makefile: References: 2024/02/10

Step 1: Step 2: modify ./tests/tcg/plugins/mem.c , add this code in vcpu_mem() Step 3: in xv6-riscv change this to Then you see this References 2024/01/27

I was trying to find the body of trace_memory_region_ops_write function in qemu source code, can’t find it. It is generated by python script (log.py) 2024/01/17

I am sitting in Starbucks with network speed 15Mbps and try to use X11 forward for Netbeans coding. XMing is very low screen resolution so I changed to x410. The text is super clear now but the bandwidth not enought, so a little bit lagging. You can see xming font is not clear in my […] 2024/01/16

2024/01/12

Using latest SPFx with node v18, pack and deploy the app no error, but web parts not appear, because you missed this. When you upgrade your SharePoint project, beware of this 2024/01/12

use this code pom.xml 2024/01/05

RISC-V qemu seems wrong because it doesn’t log “PRIV:” in every instruction in qemu.log. Even mret is execute and the mode is changed, it doesn’t log “PRIV”. To fix this: 2023/12/27

We tried to ask GOWIN to let us generate the bitstream but seems they are not willing to open their standard, xilinx and altera has no hope too. So for education purpose we now go for build a simple one. We found the way to break logic into LUTs, so we want to build a […] 2023/12/24

i finally found the differences between NOR and NAND flash, but just dont know what is it 2023/12/22

To make the plugin works, need to call wp_footer() in footer.php 2023/12/04

2023/11/09