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Difference between Convert.ToString() and .ToString()
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var arg = Request.Params.Get("__EVENTARGUMENT"); string _arg = Convert.ToString(arg); _arg is not returing String.Empty when arg is null. why?
– vml19
Mar 12 '12 at 3:33
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How do I create a datetime in Python from milliseconds?
...Converting datetime to string following the RFC3339 standard (used by Open API specification):
from rfc3339 import rfc3339
converted_to_str = rfc3339(dt, utc=True, use_system_timezone=False)
# 2020-08-04T11:58:05Z
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Which regular expression operator means 'Don't' match this character?
*, ?, + characters all mean match this character. Which character means 'don't' match this? Examples would help.
4 Answers...
How to initialize an array in one step using Ruby?
...rray = [ '1', '2', '3' ]
You can also use a range:
array = ('1'..'3').to_a # parentheses are required
# or
array = *('1'..'3') # parentheses not required, but included for clarity
For arrays of whitespace-delimited strings, you can use Percent String syntax:
array = %w[ 1 2 3 ]
You can...
How to write a:hover in inline CSS?
...defining the selection criteria).
Response to the OP's comments:
See Totally Pwn CSS with Javascript for a good script on adding CSS rules dynamically. Also see Change style sheet for some of the theory on the subject.
Also, don't forget, you can add links to external stylesheets if that's an op...
Can I disable autolayout for a specific subview at runtime?
I have a view that needs to have its frame manipulated programmatically - it's a kind of document view that wraps to its content which is then scrolled and zoomed around a superview by manipulating the frame origin. Autolayout fights with this at runtime.
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SqlException from Entity Framework - New transaction is not allowed because there are other threads
...red that the foreach loops were the culprits. What needs to happen is to call EF but return it into an IList<T> of that target type then loop on the IList<T>.
Example:
IList<Client> clientList = from a in _dbFeed.Client.Include("Auto") select a;
foreach (RivWorks.Model.Negotiati...
How to wait for all goroutines to finish without using time.Sleep?
This code selects all xml files in the same folder, as the invoked executable and asynchronously applies processing to each result in the callback method (in the example below, just the name of the file is printed out).
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How do you calculate program run time in python? [duplicate]
...d what you wanted to time): print timeit.timeit('myOwnFunc()', setup='from __main__ import myOwnFunc', number=1). Without the setup parameter, it will complain that it could not find myOwnFunc.
– Landshark666
Dec 24 '12 at 4:13
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Visul C++中CList用法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...和构造方法
CList的声明如下：
template< class TYPE, class ARG_TYPE >class CList : public CObject
由此，我们知道CList是一个模版类，那么他的两个class是什么意思呢？
下面看一个例子：
CList<CString ,CString&> list;//链表对象1
CList<CString,CString> l...