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Starting python debugger automatically on error
This is a question I have wondered about for quite some time, yet I have never found a suitable solution. If I run a script and I come across, let's say an IndexError, python prints the line, location and quick description of the error and exits. Is it possible to automatically start pdb when an err...
How to use filter, map, and reduce in Python 3
filter , map , and reduce work perfectly in Python 2. Here is an example:
7 Answers
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How can I set NODE_ENV=production on Windows?
... application.
The above line would set the environment variable NODE_ENV for the command prompt where you execute the command.
To set environment variables globally so they persist beyond just the single command prompt, you can find the tool from System in Control Panel (or by typing 'environment'...
How far can memory leaks go?
I've run into memory leaks many times. Usually when I'm malloc -ing like there's no tomorrow, or dangling FILE * s like dirty laundry. I generally assume (read: hope desperately) that all memory is cleaned up at least when the program terminates. Are there any situations where leaked memory won't ...
Illegal mix of collations MySQL Error
I'm getting this strange error while processing a large number of data...
10 Answers
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Amazon products API - Looking for basic overview and information
... (PA). It allows you programmatic access to search and retrieve product information from Amazon's catalog. If you're having trouble finding information on the API, that's because the web service has undergone two name changes in recent history: it was also known as ECS and AAWS.
The signature proces...
How to get the number of Characters in a String?
...number of runes in p
that, as illustrated in this script: the length of "World" might be 6 (when written in Chinese: "世界"), but its rune count is 2:
package main
import "fmt"
import "unicode/utf8"
func main() {
fmt.Println("Hello, 世界", len("世界"), utf8.RuneCountInString("世界"))
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Razor ViewEngine: How do I escape the “@” symbol?
...en't been able to figure out how to actually escape the "@" symbol in a Razor view.
4 Answers
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open-ended function arguments with TypeScript
IMO, one of the main concerns of the TypeScript language is to support the existing vanilla JavaScript code. This is the impression I had at first glance. Take a look at the following JavaScript function which is perfectly valid:
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Automapper - how to map to constructor parameters instead of property setters
... I might want to map to the object using the destination object's constructor. How would you do this using Automapper?
5 An...