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ui->tableView->setColumnWidth(0, 50); // 设置第一列宽度为50 ui->tableView->setColumnWidth(1, 200); // 设置第二列宽度为200 ui->tableView->setColumnWidth(2, 100); // 设置 阅读全文
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/home/idiao123/ceshi/mainwindow.cpp:17: error: 'open_buzzer' was not declared in this scope open_buzzer(); ^ /home/idiao123/ceshi/mainwindow.cpp:21: e 阅读全文
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/home/idiao123/ceshi/mainwindow.h:17: error: 'nullptr' was not declared in this scope explicit MainWindow(QWidget *parent = nullptr); ^ /home/idiao123 阅读全文
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led1.c: In function 'initialize_leds': led1.c:68:5: error: 'for' loop initial declarations are only allowed in C99 mode led1.c:68:5: note: use option 阅读全文
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arm-linux-gcc hello.c -o hello /home/hxl/opt/FriendlyARM/toolschain/4.5.1/bin/../lib/gcc/arm-none-linux-gnueabi/4.5.1/../../../../arm-none-linux-gnuea 阅读全文
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gcc -O3 -D_LARGEFILE64_SOURCE=1 -DNO_STRERROR -DNO_vsnprintf -DHAVE_HIDDEN -o example example.o -L. libz.a /usr/bin/ld: /home/hxl/opt/FriendlyARM/tool 阅读全文
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cd zlib-1.2.11 CC=arm-linux-gcc ./configure --prefix=/home/hxl/opt/FriendlyARM/toolschain/4.5.1/arm-none-linux-gnueabi/sys-root/usr make make install 阅读全文
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This file contains any messages produced by compilers while running configure, to aid debugging if configure makes a mistake. It was created by tslib 阅读全文
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sudo apt-get install zlib1g-dev wget http://www.zlib.net/zlib-1.2.11.tar.gz tar -xvf zlib-1.2.11.tar.gz cd zlib-1.2.11 CC=arm-linux-gcc ./configure -- 阅读全文
摘要：
This file contains any messages produced by compilers while running configure, to aid debugging if configure makes a mistake. It was created by tslib 阅读全文