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How can I implement a tree in Python?
...so a powerful API with:
simple tree creation
simple tree modification
pre-order tree iteration
post-order tree iteration
resolve relative and absolute node paths
walking from one node to an other.
tree rendering (see example above)
node attach/detach hookups
...
How to use '-prune' option of 'find' in sh?
...So you would go and write what you are looking for first:
find / -name "*.php"
Then you probably hit enter and realize you are getting too many files from
directories you wish not to.
Let's exclude /media to avoid searching your mounted drives.
You should now just APPEND the following to the prev...
Listing only directories in UNIX
...y, even if the -F option of ls isn't used. Similar to the behaviour of ls *php and how it displays all files ending with php in a directory.
– David Hancock
Oct 18 '13 at 15:24
3
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do you have kcachegrind like profiling tools for mac [closed]
...qcachegrind (brew install qcachegrind)
XHProf: A Hierarchical Profiler for PHP (pecl install xhprof)
MCG premium app can analyse your application profile data natively on your Mac (released to the Mac App Store at $27)
Profiling Viewer, available on App Store at $25
Older: MacCallGrind (semi-commer...
What are the rules for calling the superclass constructor?
...assignment.
Keep in mind, that data members are always initialized in the order in which they are declared in the class definition, regardless of their order in the initialization list. To avoid strange bugs, which may arise if your data members depend on each other, you should always make sure th...
2016年最适合小投资的10个创业项目 - 资讯 - 清泛网 - 专注C/C++及内核技术
...成本1-2元，收50-80元，日收活在50件以上，加上各种疑难问题衣服处理，扣除工商、税务、水电、房租等费用，年利可达8万元以上。
项目二、宠物产业
花3-5万元开家庞物用品店，投入少、利润高，不需要过多专业技术，最为切...
Understanding CUDA grid dimensions, block dimensions and threads organization (simple explanation) [
...ng unit. You use blocks according to the specifications of your problem in order to distribute the work to the threads. It is not likely that you can always use blocks of 768 threads for every problem you have. Imagine you have to process a 64x64 image (4096 pixels). 4096/768 = 5.333333 blocks ?
...
Call Go functions from C
...yAdd(a, b int) int {
return int( C.doAdd( C.int(a), C.int(b)) )
}
The order in which everything is called is as follows:
foo.MyAdd(a, b) ->
C.doAdd(a, b) ->
C.goCallbackHandler(a, b) ->
foo.goCallbackHandler(a, b)
The key to remember here is that a callback function must...
“Submit is not a function” error in JavaScript
...
<form action="product.php" method="post" name="frmProduct" id="frmProduct" enctype="multipart/form-data">
<input id="submit_value" type="button" name="submit_value" value="">
</form>
<script type="text/javascript">
documen...
How to unit test a Node.js module that requires other modules and how to mock the global require fun
... while you are testing it.
This means you need no changes to your code in order to inject mocks for required modules.
Proxyquire has a very simple api which allows resolving the module you are trying to test and pass along mocks/stubs for its required modules in one simple step.
@Raynos is right ...