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What's the best way of scraping data from a website? [closed]
...n doesn’t provide any application programming interface or another mechanism to access that data programmatically.
2 Answ...
git: 'credential-cache' is not a git command
...tructions are wrong, because every time I git push origin master I get this error:
12 Answers
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Check if application is on its first run [duplicate]
...pplication's attributes based on Application first run after installation. Is there any way to find that the application is running for the first time and then to setup its first run attributes?
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Differences between strong and weak in Objective-C
I'm new to Obj-C, so my first question is:
9 Answers
9
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Call a function after previous function is complete
... function2(someOtherVariable);
});
}
else {
doThis(someVariable);
}
});
function function1(param, callback) {
...do stuff
callback();
}
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In Perl, how can I read an entire file into a string?
I'm trying to open an .html file as one big long string. This is what I've got:
16 Answers
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How to convert a char array to a string?
Converting a C++ string to a char array is pretty straightorward using the c_str function of string and then doing strcpy . However, how to do the opposite?
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How to select rows with no matching entry in another table?
I'm doing some maintenance work on a database application and I've discovered that, joy of joys, even though values from one table are being used in the style of foreign keys, there's no foreign key constraints on the tables.
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if/else in a list comprehension
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You can totally do that. It's just an ordering issue:
[unicode(x.strip()) if x is not None else '' for x in row]
In general,
[f(x) if condition else g(x) for x in sequence]
And, for list comprehensions with if conditions only,
[f(x) for x in sequence if condition]
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How to test if list element exists?
I would like to test if an element of a list exists, here is an example
7 Answers
7
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