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switch case statement error: case expressions must be constant expression
...le.
The solution for this is simple: Convert the switch statement into an if-else statement.
public void onClick(View src)
{
int id = src.getId();
if (id == R.id.playbtn){
checkwificonnection();
} else if (id == R.id.stopbtn){
Log.d(TAG, "onClick: stopping srvice");
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Pandas every nth row
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For those who might want, for example, every fifth row, but starting at the 2nd row it would be df.iloc[1::5, :].
– Little Bobby Tables
Nov 13 '16 at 17:18
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Read/Write 'Extended' file properties (C#)
...'t
edit its Author or Title property.
Open it with Word, edit and save
it. Now you can.
So just make sure to use some try catch
Further Topic:
MSDN: Implementing Property Handlers
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Making a request to a RESTful API using python
...optional "params" parameter which is usually a dict carrying query string. If a payload is necessary to fetch data (such as the example posted in question), then "requests.post" needs to be used. Additionally using "json" library makes it easier to parse json response.
– HVS
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Difference between Visual Basic 6.0 and VBA
...e is something like a Printer object in VB6 that's not in VBA and I don't know why that is. Otherwise, I believe there are no differences in the base languages.
– Dick Kusleika
Jun 14 '09 at 21:39
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How do I specify a single test in a file with nosetests?
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You must specify it like so: nosetests <file>:<Test_Case>.<test_method>, or
nosetests test_web.py:TestWeb.test_checkout
See the docs
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What does this symbol mean in JavaScript?
This is a collection of questions that come up every now and then about syntax in JavaScript. This is also a Community Wiki, so everyone is invited to participate in maintaining this list.
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Sorting dictionary keys in python [duplicate]
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my_list = sorted(dict.items(), key=lambda x: x[1])
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Compile (but do not run) a Python script [duplicate]
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py_compile — Compile Python source files
import py_compile
py_compile.compile('my_script.py')
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64 bit OS下int占几个字节？ - C/C++ - 清泛网 - 专注C/C++及内核技术
...混淆。int是由编程语言设计决定的，不受编译器的影响。__int64才是8位的。另外，指针是受编译器 OS影响的，3...int固定4字节，不要受64 bit的混淆。int是由编程语言设计决定的，不受编译器的影响。
__int64才是8位的。
另外，指...