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Should I inherit from std::exception?
...(a C++ class I took) recommend that application-specific exception classes in C++ should inherit from std::exception . I'm not clear on the benefits of this approach.
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Get name of object or class
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Get your object's constructor function and then inspect its name property.
myObj.constructor.name
Returns "myClass".
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Multiple levels of 'collection.defaultdict' in Python
...discovered the possibilities offered by collections.defaultdict , notably in readability and speed. I have put them to use with success.
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Why must a lambda expression be cast when supplied as a plain Delegate parameter
Take the method System.Windows.Forms.Control.Invoke(Delegate method)
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Xcode doesn't show the line that causes a crash
Every time my app crashes Xcode highlights the UIApicationMain() call in the main() function as the line that caused the crash. In some cases that used to be normal (segmentation fault for example) but the crash I am trying to deal with is a simple SIGABRT with detailed information logged in the con...
Increase heap size in Java
I am working on a Windows 2003 server (64-bit) with 8 GB RAM. How can I increase the heap memory maximum? I am using the -Xmx1500m flag to increase the heap size to 1500 Mb. Can I increase the heap memory to 75% of physical memory (6 GB Heap)?
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Change from SQLite to PostgreSQL in a fresh Rails project
I have a rails app that's databases are in SQLite (The dev and production). Since I am moving to heroku, I want to convert my database to PostgreSQL.
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How to get the nth occurrence in a string?
I would like to get the starting position of the 2nd occurrence of ABC with something like this:
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I change the capitalization of a directory and Git doesn't seem to pick up on it
I'm developing a project on OS X Lion that is under Git version control. I had these lowercase directories and then later capitalized them (e.g. emailaddresses => EmailAddresses), but Git doesn't seem to recognize the change. It still thinks the directories are lowercase when I run git ls-files an...
How to create query parameters in Javascript?
Is there any way to create the query parameters for doing a GET request in JavaScript?
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