the public hub for my projects, notes, …
Recently I read an article about how to harden Windows 10 accounts security vs brute force attacks. One of the ‘easy’ countermeasures is to enable the account lockout. The idea is to lock the attacked account after a number of consecutive failed login tries to increase the time-costs of the attack. You can set it up by using Local Security Policies from your Administration Tools, … Continue reading HOWTO set account lockout by command line
After installed NASM and configured our VisualStudio to use it, we are now able to use it in our C/C++ projects. Assembler usually has a huge advantage in terms of performance at the cost of rigid code usage. You cannot use it in both 32-bits and 64-bits versions of the same C/C++ code. Each version shall fulfill several different ‘environmental’ requirements that cannot be ignored … Continue reading HOWTO easily use NASM into windows C/C++ applications
A day before Christmas, a friend of mine called me telling me that one of his notebook didn’t start anymore. A glorious BlueScreen pops up giving an error 0xC000000E because a device isn’t accessible anymore. We downloaded the latest Windows 10 Media Creation Tool to create a bootable USB Windows 10 image from where to try to fix the problem. Naturally, the automatic recovery didn’t … Continue reading HOWTO restore inaccessible boot disks
Occasionally I use assembler to squeeze processing power from my programs. A cheap solution was C inline assembler sections, but VS2019 doesn’t support them into a 64-bits program. Other compilers use other more or less complex solutions (IBM assembler, …). This forced me to consider to have & link .asm files in my projects. I can split them with 32 and 64 bits code and … Continue reading HOWTO integrate NASM with VS2019
Several days ago, I started Performance Monitor, and I tripped the following error: Unable to add these counters: \Memory\Available MBytes \Memory\% Committed Bytes In Use \Memory\Cache Faults/sec \Memory\Cache Faults/sec \PhysicalDisk(*)\%Idle Time \PhysicalDisk(*)\Avg. Disk Queue Length \Network Interface(*)\Bytes Total/sec Looking around, I found and followed this article. The Solution I fixed the problem by executing the following command from an administrative Command Prompt window: lodctr /r … Continue reading HOWTO fix Performance Monitor ‘unable to add counter’ errors
In windows 10, the firewall blocks PING command messages by default. I presume that this setting is to improve the security of our PCs, but sometimes we need it because we have to investigate about network problems, … Since I find that wandering into hundreds of firewall rules quite annoying, then I found the command lines to enable/disable the related firewall rules from an Administrative … Continue reading HOWTO enable/disable PING on Windows 10 firewall by command prompt
fixed (again) download problems.
Up to now, there are different ways to install a device driver: by a dedicated setup file by the manufacturer. by using Device Manager to update it of a previously installed device. by File Explorer right-click menu. … by script or command line This last option can be useful if you need to include in a script the driver installation, or in a troubleshooting phase … Continue reading HOWTO install a driver .INF by command line
I am rewriting a VCL program using MFC, and I have converted many functions of this kind: CString MyFunction () { return L”Sample test”; } This kind of function declaration is comfortable, but the question is: is it also convenient? The answer I found is that it might not be so convenient, especially if used inside a loop. When we call this function, we … Continue reading Few Considerations About Functions Returning an Object
Open a Command Prompt with administrative access rights, and execute the following commands: netsh winsock reset catalog netsh int ip reset reset.log Then, a reboot is needed.