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How to check if std::map contains a key without doing insert?
The only way I have found to check for duplicates is by inserting and checking the std::pair.second for false , but the problem is that this still inserts something if the key is unused, whereas what I want is a map.contains(key); function.
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Changing Vim indentation behavior by file type
...auses vim to use tabs with a width of 2 characters for indenting (the noexpandtab option is set globally elsewhere in my configuration).
This is described here: http://vimdoc.sourceforge.net/htmldoc/usr_05.html#05.4, scroll down to the section on filetype plugins.
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How do I find a stored procedure containing ?
...NFORMATION_SCHEMA.ROUTINES
WHERE ROUTINE_DEFINITION LIKE '%Foo%'
AND ROUTINE_TYPE='PROCEDURE'
SELECT OBJECT_NAME(id)
FROM SYSCOMMENTS
WHERE [text] LIKE '%Foo%'
AND OBJECTPROPERTY(id, 'IsProcedure') = 1
GROUP BY OBJECT_NAME(id)
SELECT OBJECT_NAME(object_id)
F...
What is the main difference between Inheritance and Polymorphism?
... was presented with this question in an end of module open book exam today and found myself lost. I was reading Head first Java and both definitions seemed to be exactly the same. I was just wondering what the MAIN difference was for my own piece of mind. I know there are a number of similar questi...
https URL with token parameter : how secure is it?
...tect the query parameters in transit; however, email itself is not secure, and the email could bounce along any number of servers before getting to its destination.
Also depending on your web server the full URL might get logged in its log files. Depending on how sensitive the data is you might not...
How to import other Python files?
...t__): Because this function is meant for use by the Python interpreter and not for general use it is better to use importlib.import_module() to programmatically import a module.
– Tadhg McDonald-Jensen
Feb 23 '16 at 15:04
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Android SharedPreference security
...as the creating app would be able to access them (this is not usually done and you need to take specific action to make two apps runs with the same UID, so this is probably not a big concern). Finally, if someone was able to mount your device's filesystem without using the installed Android OS, they...
How to print out all the elements of a List in Java?
...odels = new ArrayList<>();
// TODO: First create your model and add to models ArrayList, to prevent NullPointerException for trying this example
// Print the name from the list....
for(Model model : models) {
System.out.println(model.getName());
}
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When is JavaScript's eval() not evil?
...tionality). Having parsed the formula I could convert it into JavaScript and run eval() on it to yield the result.
26 A...
Return empty cell from formula in Excel
...A, then. You'll iterate over the cells in your range, test the condition, and delete the contents if they match.
Something like:
For Each cell in SomeRange
If (cell.value = SomeTest) Then cell.ClearContents
Next
share...