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Is there a good Valgrind substitute for Windows?
...ob
http://msdn.microsoft.com/en-us/library/dd371695%28v=vs.85%29.aspx
2. Callgrind:
My favorite is verysleepy ( http://www.codersnotes.com/sleepy ) It is tiny but very useful and easy to use.
If you need more features, AMD CodeAnalyst™ Performance Analyzer is free:
http://developer.amd.com/do...
Generate all permutations of a list without adjacent equal elements
...his greedy algorithm returns optimal solutions, by the following logic. We call a prefix (partial solution) safe if it extends to an optimal solution. Clearly the empty prefix is safe, and if a safe prefix is a whole solution then that solution is optimal. It suffices to show inductively that each g...
Rails: How to change the title of a page?
...artial to load what shows up between the HEAD tags
3) Use javascript/ajax calls to manipulate the DOM if you need to change the title after the load event.
Maybe you don't really want to change the content tagged by the title element. Perhaps you really need a breadcrumb of some sort, so that your...
Hash Map in Python
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Hash maps are built-in in Python, they're called dictionaries:
streetno = {} #create a dictionary called streetno
streetno["1"] = "Sachin Tendulkar" #assign value to key "1"
Usage:
"1" in streetno #check if key "1" is...
How many classes should I put in one file? [closed]
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A Python file is called a "module" and it's one way to organize your software so that it makes "sense". Another is a directory, called a "package".
A module is a distinct thing that may have one or two dozen closely-related classes. The tr...
is_null($x) vs $x === null in PHP [duplicate]
... someone strongly suggested that I use is_null() instead as it is specifically designed for the null-evaluation purpose. He also started talking about math or something.
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javascript toISOString() ignores timezone offset [duplicate]
...ou. Just a note: it does keep "Z" at the end of the string, which is technically wrong, but easy to edit out.
– Steve Gon
Feb 7 '19 at 19:22
2
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The default for KeyValuePair
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You can use the concept of the "new" option here, but avoid having to re-specify the type: if (getResult.Equals(Activator.CreateInstance(getResult.GetType())))
– kevinpo
Mar 21 '14 at 14:42
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Replace Line Breaks in a String C#
...e or they fail if the replacement string contains line breaks because they call string.Replace multiple times.
Here's a solution that uses a regular expression to make all three replacements in just one pass over the string. This means that the replacement string can safely contain line breaks.
st...
Launch an app from within another (iPhone)
... what happens if 2 apps register the same url handler and then the url is called? I know in Android you will be presented w/ a list so you can choose which of the two you want to run. How does ios handle this?
– eggie5
Jul 26 '11 at 4:13
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