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Simple explanation of clojure protocols
...lojure itself.
Clojure has actually already had Protocols since version 1.0: Seq is a Protocol, for example. But until 1.2, you couldn't write Protocols in Clojure, you had to write them in the host language.
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jQuery If DIV Doesn't Have Class “x”
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answered Feb 6 '09 at 13:24
alphadoggalphadogg
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C library function to perform sort
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120
qsort() is the function you're looking for. You call it with a pointer to your array of data, th...
How to write LaTeX in IPython Notebook?
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hochopeperhochopeper
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项目管理实践【四】Bug跟踪管理【Bug Trace and Management】 - 项目管理 -...
...BugNET
BugNET是一个非常优秀的开源软件，基于.NET Framework2.0 ，使用ASP.NET+SQL Server开发的网站项目， 另外项目中还使用了Microsoft Report Viewer Redistributable 2005和Microsoft ASP.NET AJAX 1.0。
最新版本是：BugNET 0.7.921.0
官方主页：http://bugnetpr...
delegate keyword vs. lambda notation
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140
Short answer : no.
Longer answer that may not be relevant:
If you assign the lambda to a de...
How can I pass selected row to commandLink inside dataTable or ui:repeat?
...the requirement.
If your servletcontainer supports a minimum of Servlet 3.0 / EL 2.2, then just pass it as an argument of action/listener method of UICommand component or AjaxBehavior tag. E.g.
<h:commandLink action="#{bean.insert(item.id)}" value="insert" />
In combination with:
public v...
How to check if a variable is a dictionary in Python?
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300
You could use if type(ele) is dict or use isinstance(ele, dict) which would work if you had su...
Use numpy array in shared memory for multiprocessing
...)
logger.setLevel(logging.INFO)
# create shared array
N, M = 100, 11
shared_arr = mp.Array(ctypes.c_double, N)
arr = tonumpyarray(shared_arr)
# fill with random values
arr[:] = np.random.uniform(size=N)
arr_orig = arr.copy()
# write to arr from different proces...
Samples of Scala and Java code where Scala code looks simpler/has fewer lines?
...shCode() {
int result = firstName != null ? firstName.hashCode() : 0;
result = 31 * result + (lastName != null ? lastName.hashCode() : 0);
return result;
}
public String toString() {
return "Person(" + firstName + "," + lastName + ")";
}
}
Then, in usag...