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Render HTML to PDF in Django site
...ue(), content_type='application/pdf')
return HttpResponse('We had some errors<pre>%s</pre>' % escape(html))
Then you can use it like this:
def myview(request):
#Retrieve data or whatever you need
return render_to_pdf(
'mytemplate.html',
{
...
C# 能否获取一个对象所占内存的大小？ - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ct TestStuct
{
}
int size = sizeof(new TestStuct());
编译后，提示：
错误 1 “ConsoleApplication3.TestStuct”没有预定义的大小，因此 sizeof 只能在不安全的上下文中使用(请考虑使用 System.Runtime.InteropServices.Marshal.SizeOf)
修改为Marshal.SizeOf...
Algorithm to calculate the number of divisors of a given number
... 40 digit number like 124321342332143213122323434312213424231341 in about .05 seconds. (Its factorization, in case you wondered, is 29*439*1321*157907*284749*33843676813*4857795469949. I am quite confident that it didn't figure this out using the sieve of Atkin...)
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Count number of occurrences of a pattern in a file (even on same line)
...rt | uniq -c works just fine (with GNU grep): gist.github.com/hudolejev/81a05791f38cbacfd4de3ee3b44eb4f8
– hudolejev
Apr 13 '17 at 8:00
add a comment
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Identify if a string is a number
...ails
– BlackTigerX
Oct 23 '14 at 22:05
try parsing 0,60 (that is a comma!) it is an invalid number but will be parsed ...
How to determine the encoding of text?
...fortunately, using the example code, I can't get past open(): UnicodeDecodeError: 'utf-8' codec can't decode byte 0xfc in position 169799: invalid start byte. The file encoding according to vim's :set fileencoding is latin1.
– xtian
Aug 19 '17 at 15:51
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Why is 128==128 false but 127==127 is true when comparing Integer wrappers in Java?
...
answered Feb 16 '16 at 2:05
yanghaognyanghaogn
67155 silver badges1414 bronze badges
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How to store printStackTrace into a string [duplicate]
...
Something along the lines of
StringWriter errors = new StringWriter();
ex.printStackTrace(new PrintWriter(errors));
return errors.toString();
Ought to be what you need.
Relevant documentation:
StringWriter
PrintWriter
Throwable
...
Windbg Step 2 分析程序堆栈实战 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...rc\crtexe.c @ 403]
04 0021fb54 77539d42 kernel32!BaseThreadInitThunk+0xe
05 0021fb94 77539d15 ntdll!__RtlUserThreadStart+0x70
06 0021fbac 00000000 ntdll!_RtlUserThreadStart+0x1b
0:000> .frame 01
01 0021faf0 01341a88 MyApp!wmain+0x44 [e:\prolab\windbgfirst\windbgfirst\windbgfirst.cpp @ 29]
0:00...
How to extract the decision rules from scikit-learn decision-tree?
...-- in the code below have since been updated in walkthrough link after the errors were pointed out in pull requests #8653 and #10951. It's much easier to follow along now.
sample_id = 0
node_index = node_indicator.indices[node_indicator.indptr[sample_id]:
node_i...