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How do I use grep to search the current directory for all files having the a string “hello” yet disp
...r any and all files containing the string "hello" and display only .h and .cc files?
8 Answers
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How Can I Download a File from EC2 [closed]
... are using Mac or Linux you can use scp or even more friendly, download an FTP client, if you are on Mac I recommend you to use CyberDuck. In the end all you need is an FTP client. If you are on Windows I would recommend you Filezilla.
What OS are you in?
Since you are in Ubuntu, try this:
Con...
BLE（四）嗅探工具 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...建立连接的蓝牙通信数据包的能力；
而淘宝购买的廉价CC2540开发板则作为最佳替补方案。
0x1 低功耗蓝牙SOC低功耗蓝牙推出以来，众多厂商根据标准规范实现了不同的解决方案，包括TI的CC2540\2541、北欧Nordic的nRF51822、CSR的1000\10...
Compile error: “g++: error trying to exec 'cc1plus': execvp: No such file or directory”
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You need to install gcc-c++ package.
yum install gcc-c++
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Bash script to receive and repass quoted parameters
...nds to the positional parameters, starting from one. When
the expansion occurs within double quotes, it expands to a single word
with the value of each parameter separated by the first character of
the IFS special variable. That is, "$*" is equivalent to
"$1c$2c...", where c is the first cha...
How can I configure my makefile for debug and release builds?
...can use Target-specific Variable Values. Example:
CXXFLAGS = -g3 -gdwarf2
CCFLAGS = -g3 -gdwarf2
all: executable
debug: CXXFLAGS += -DDEBUG -g
debug: CCFLAGS += -DDEBUG -g
debug: executable
executable: CommandParser.tab.o CommandParser.yy.o Command.o
$(CXX) -o output CommandParser.yy.o Comma...
What is the difference between .cc and .cpp file suffix? [duplicate]
What is the difference between .cc and .cpp file extensions?
4 Answers
4
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What is that “total” in the very first line after ls -l? [closed]
...used, and the relatively deep levels of abstraction revolving around disk access.
Examples of conflicting information: du (or ls -s) vs stat
Running du * in a project folder yields the following: (Note: ls -s returns the same results.)
dactyl:~/p% du *
2 check.cc
2 check.h
1 DO...
.c vs .cc vs. .cpp vs .hpp vs .h vs .cxx [duplicate]
...sensitive file systems. So some used .C for C++ files. Other used .c++, .cc and .cxx. .C and .c++ have the problem that they aren't available on other file systems and their use quickly dropped. DOS and Windows C++ compilers tended to use .cpp, and some of them make the choice difficult, if not i...
What's the difference between a continuation and a callback?
...on called call-with-current-continuation which is often abbreviated as callcc. Unfortunately callcc can't be fully implemented in JavaScript, but we could write a replacement function for most of its use cases:
pythagoras(3, 4, console.log);
function pythagoras(x, y, cont) {
var x_squar...