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Choose File Dialog [closed]
Does anyone know of a complete choose file dialog? Maybe one where you can filter out all files except for ones with specific extensions?
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SQL Server SELECT INTO @variable?
...nymore otherwise the next select will cause a #tempCustomer already exists error
– ViRuSTriNiTy
May 19 '16 at 11:46
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How to copy files from 'assets' folder to sdcard?
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@rciovati got this runtime error Failed to copy asset file: myfile.txt java.io.FileNotFoundException: myfile.txt at android.content.res.AssetManager.openAsset(Native Method)
– likejudo
May 1 '14 at 16:22
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Check whether an array is empty [duplicate]
...'t mean that array is empty. As a quick workaround you can do following:
$errors = array_filter($errors);
if (!empty($errors)) {
}
array_filter() function's default behavior will remove all values from array which are equal to null, 0, '' or false.
Otherwise in your particular case empty() cons...
Cannot find or open the PDB file in Visual Studio C++ 2010
I use Visual Studio 2010 C++ and my project builds without errors but when I run it I get this. I am on Windows XP.
7 Answe...
Split string using a newline delimiter with Python
I need to delimit the string which has new line in it. How would I achieve it? Please refer below code.
5 Answers
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Efficient evaluation of a function at every cell of a NumPy array
...ze(f) # or use a different name if you want to keep the original f
result_array = f(A) # if A is your Numpy array
It's probably better to specify an explicit output type directly when vectorizing:
f = np.vectorize(f, otypes=[np.float])
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Where are environment variables stored in registry?
I need to access an environment variable remotely. To do this I think the best way is to read it from registry.
4 Answers...
PHP + MySQL transactions examples
... rollback the transaction
$db->rollback();
throw $e; // but the error must be handled anyway
}
Note that, with this idea, if a query fails, an Exception must be thrown:
PDO can do that, depending on how you configure it
See PDO::setAttribute
and PDO::ATTR_ERRMODE and PDO::ERRMODE_EXCE...
Determining complexity for recursive functions (Big O notation)
I have a Computer Science Midterm tomorrow and I need help determining the complexity of these recursive functions. I know how to solve simple cases, but I am still trying to learn how to solve these harder cases. These were just a few of the example problems that I could not figure out. Any help wo...