GDB Cheat Sheet
Here is a collection of good GDB Cheat Sheets from the Internet.
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x86-64 ISA / Assembly Programming References
ByEric MaThis post collect the reference resource for x86-64 (also know as Intel 64, AMD 64) ISA / assembly language programming. x86-64 is a 64-bit extension of the Intel x86 instruction set. ==x86-64 Assembly Programming== Introduction to Computer Systems Resources (15-213 Introduction to Computer Systems Resources from CMU) Lots materials for learning machine-level programming on the…
How to remove newline characters from a string in C++?
ByEric MaHow to remove newline characters from a string in C++? For example, a string like line 1 line 3 line 4 should be converted to line 1line 3line 4 Method 1: use `erase()` and `remove()` In short, use this code snippet: input.erase(std::remove(input.begin(), input.end(), ‘\n’), input.end()); std::remove() shifts all elements that are equal to the value…
Win32 Programming: Operation on Files
ByEric MaHere, we show some example code on Win32. The code are operations on file on Win32 OSes. The code here uses some MFC classes. Recursively show the files from a path: void Show(const char *folderPath) { CFileFind finder; CString path(folderPath); path += “*.*”; BOOL bWorking = finder.FindFile(path); while (bWorking) { bWorking = finder.FindNextFile(); cout <<…
How to get the epoch timestamp in Go lang?
ByEric MaIn Go lang, how to get the epoch timestamp, the number of seconds passed since the epoch? In Go, you can use the time.Now() func to get current time and its Unix() func to convert it into an epoch timestamp: import(“time”) func getEpochTime() int64 { return time.Now().Unix() } If you would convert a time string…
- Linux | Programming | Tutorial
How to Catch the Signal Sent by Kill in C on Linux
ByEric MaPrograms may want to catch the kill signals sent by the kill command in C programs on Linux so that it can gracefully shutdown itself before it is killed. For example, I have a daemon progd running, and it may be killed by pkill progd. The progd may want to save some in-memory state to…
An Online JPG to EPS Converter
ByEric MaConverting the JPG images to EPS is frequently need especially when write documents in LaTeX. I introduced how to Convert JPG Images to EPS on Linux. However, not everyone have a Linux box available at any time. We set up an Online JPG to EPS Converter to help people convert JPG to EPS. Convert JPG…