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Change IPython/Jupyter notebook working directory
... yes, it's probably not needed. It was a way to make a Unicode string in Python 2 (try type(u'bla') vs type('bla'). In Python 3 it's the same thing as the string expression without u (as all strings are Unicode).
– metakermit
Mar 9 '16 at 14:08
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How to declare and add items to an array in Python?
...also do this:
array = []
array += [valueToBeInserted]
If it's a list of strings, this will also work:
array += 'string'
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Convert array of strings into a string in Java
I want the Java code for converting an array of strings into an string.
13 Answers
13
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How can I change the language (to english) in Oracle SQL Developer?
...glish because there is no russian language support for the program and it falls back to english?
– simon
Oct 17 '11 at 11:13
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How do I add a newline to a TextView in Android?
...resulting in the following solution for rendering line feed escape chars:
string = string.replace("\\\n", System.getProperty("line.separator"));
Using the replace method you need to filter escaped linefeeds (e.g. '\\\n')
Only then each instance of line feed '\n' escape chars gets rendered into t...
How do you declare an interface in C++?
...e virtual method
};
class Tester : public IBase {
public:
Tester(std::string name);
virtual ~Tester();
virtual void Describe();
private:
std::string privatename;
};
Tester::Tester(std::string name) {
std::cout << "Tester constructor" << std::endl;
this->priva...
What special characters must be escaped in regular expressions?
...ular expression is quoted as a literal in a programming language, then the string or regex formatting rules of that language may require / or " or ' to be escaped, and may even require `\` to be doubly escaped.
– Jan Goyvaerts
Feb 6 '15 at 23:39
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Export to CSV via PHP
.... is there a way I can export what I have from the database to a CSV file (and text file [if possible]) via PHP?
7 Answers
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Search code inside a Github project
...e when using the default search selector "Everything":)
(I suppose we can all than Tim Pease, which had in one of his objectives "hacking on improved search experiences for all GitHub properties", and I did mention this Stack Overflow question at the time ;) )
Here is an illustration of a grep wit...
Efficiently test if a port is open on Linux?
... to connect by loopback. If it fails, then the port is closed or we aren't allowed access. Afterwards, close the connection.
Modify this for your use case, such as sending an email, exiting the script on failure, or starting the required service.
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