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IP address block/unblock via Cloudflare’

Cloudflare has upgraded their API to version 4 some while ago. I want to use the new APIs to block IP addresses using fail2ban. Using curl directly is a bit cumbersome, so I created a few php helper scripts. They can also be used in other projects. Thanks to andrieslouw at github I didn’t […]

nfsidmap segfault

Recently I have seen an Ubuntu 16.04 server producing segfaults errors in kern.log and dmesg. It was traced to a process calls nfsidmap May 22 03:36:56 penguinoserver1 kernel: [241227.277964] nfsidmap[28966]: segfault at 0 ip 00007f2471ff6ad3 sp 00007ffc480fa048 error 4 in[7f2471f6d000+1c0000] May 22 03:36:56 penguinoserver1 kernel: [241228.117058] nfsidmap[28970]: segfault at 0 ip 00007f044aa31ad3 sp 00007fff80f0a998 […]

Adobe Photoshop Elements problem in Wind...

Adobe Photoshop Elements problem in Windows 10

After applying Windows 10’s  May 2017 Creators update, I found that my Adobe photoshop element’s menu bar has disappeared, and menu items were blank. Adobe was good enough to publish an unofficial fix: Apply the following registry value, follow by a reboot. Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\GRE_Initialize] “DisableFontBootCache”=dword:00000001