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Scala: What is a TypeTag and how do I use it?
...ate a linearization of a type, find out whether one type subtypes another, etc.
– Eugene Burmako
Sep 2 '12 at 12:20
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Linux C++ 单元测试与gcov代码覆盖率统计 - C/C++ - 清泛网 - 专注C/C++及内核技术
...cpp.gcov
lcov --rc lcov_branch_coverage=1 -c -d . -o demo_lcov_report
#all
#genhtml --rc genhtml_branch_coverage=1 demo_lcov_report -o out_report
#filter
lcov --rc lcov_branch_coverage=1 -r demo_lcov_report '/usr/include/*' '*lib/*' -o filtered_coverage
genhtml --rc genhtml_branch_coverage=1...
What are conventions for filenames in Go?
...GOPATH, some files are treated differently depending on their name format, etc)
– weberc2
Aug 6 '14 at 19:30
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Easiest way to activate PHP and MySQL on Mac OS 10.6 (Snow Leopard), 10.7 (Lion), 10.8 (Mountain Lio
...extMate, but the free TextWrangler or vi or nano will do too), and open:
/etc/apache2/httpd.conf
Find the line:
"#LoadModule php5_module libexec/apache2/libphp5.so"
And uncomment it (remove the #).
Download and install the latest MySQL version from mysql.com. Choose the x86_64 version...
What Makes a Good Unit Test? [closed]
...ses with intention-revealing names, No duplication, tests with good names, etc.
Good tests also run Fast. any test that takes over half a second to run.. needs to be worked upon. The longer the test suite takes for a run.. the less frequently it will be run. The more changes the dev will try to sne...
How do you format an unsigned long long int using printf?
...inttypes.h library that gives you types such as
int32_t, int64_t, uint64_t etc.
You can then use its macros such as:
uint64_t x;
uint32_t y;
printf("x: %"PRId64", y: %"PRId32"\n", x, y);
This is "guaranteed" to not give you the same trouble as long, unsigned long long etc, since you don't have t...
Get name of current script in Python
...his will print foo.py for python foo.py, dir/foo.py for python dir/foo.py, etc. It's the first argument to python. (Note that after py2exe it would be foo.exe.)
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What are the differences between Autotools, Cmake and Scons?
...bined with verbose, twisted shell scripting for tests for "compatibility", etc.
If you're not paying attention, you will mess up cross-compilation ability (It
should clearly be noted that Nokia came up with Scratchbox/Scratchbox2 to side-step highly broken Autotools build setups for Maemo/Meego.) I...
Hidden Features of PHP? [closed]
...n't really call it hidden... If you've ever googled for method parameters, etc, you would end up at php.net.
– John Bubriski♦
Mar 23 '09 at 17:04
27
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Query EC2 tags from within instance
...NCE_ID" --output=text | sed -r 's/TAGS\t(.*)\t.*\t.*\t(.*)/\1="\2"/' > /etc/ec2-tags
You need the AWS CLI tools installed on your system: you can either install them with a packages section in a cloud-config file before the script, use an AMI that already includes them, or add an apt or yum com...