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'typeid' versus 'typeof' in C++
...rd.
typeid is a C++ language operator which returns type identification information at run time. It basically returns a type_info object, which is equality-comparable with other type_info objects.
Note, that the only defined property of the returned type_info object has is its being equality- and ...
Run git pull over all subdirectories [duplicate]
...ches the current directory
-type d to find directories, not files
-depth 1 for a maximum depth of one sub-directory
-exec {} \; runs a custom command for every find
git --git-dir={}/.git --work-tree=$PWD/{} pull git pulls the individual directories
To play around with find, I recommend using echo ...
'git' is not recognized as an internal or external command
I have an installation of Git for Windows, but when I try to use the git command in Command Prompt, I get the following error:
...
Assert a function/method was not called using Mock
...
This should work for your case;
assert not my_var.called, 'method should not have been called'
Sample;
>>> mock=Mock()
>>> mock.a()
<Mock name='mock.a()' id='4349129872'>
>>> assert not mock.b.called, 'b w...
Makefile经典教程（入门必备） - C/C++ - 清泛网移动版 - 专注C/C++及内核技术
...否“gcc”，如果是的话，则使用GNU函数编译目标。
libs_for_gcc = -lgnu
normal_libs =
foo: $(objects)
ifeq ($(CC),gcc)
$(CC) -o foo $(objects) $(libs_for_gcc)
else
$(CC) -o foo $(objects) $(normal_libs)
endif
可见，在上面示例的这个规则中，目...
How to programmatically determine the current checked out Git branch [duplicate]
...ion is to take a peek at contrib/completions/git-completion.bash does that for bash prompt in __git_ps1. Removing all extras like selecting how to describe detached HEAD situation, i.e. when we are on unnamed branch, it is:
branch_name="$(git symbolic-ref HEAD 2>/dev/null)" ||
branch_name="(unn...
How to find keys of a hash?
...here is function in modern JavaScript (ECMAScript 5) called Object.keys performing this operation:
var obj = { "a" : 1, "b" : 2, "c" : 3};
alert(Object.keys(obj)); // will output ["a", "b", "c"]
Compatibility details can be found here.
On the Mozilla site there is also a snippet for backward co...
Reading 64bit Registry from a 32bit application
I have a c# unit test project that is compiled for AnyCPU. Our build server is a 64bit machine, and has a 64bit SQL Express instance installed.
...
Read/Write String from/to a File in Android
... EditText. Then I want the same file to return the inputted text in String form and save it to another String which is to be used later.
...
Need to understand the usage of SemaphoreSlim
...ad at a time then code like SemaphoreSlim ss = new SemaphoreSlim(10); will force to run 10 active thread at time
That is correct; the use of the semaphore ensures that there won't be more than 10 workers doing this work at the same time.
Calling WaitAsync on the semaphore produces a task that wil...