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Find the min/max element of an Array in JavaScript
...y work on strings. Your future colleague tries to get the alphabetically-latest string in an array with the now-well-documented native .max() method, but mysteriously gets NaN. Hours later, she finds this code, runs a git blame, and curses your name.
– Mark Amery
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Removing a list of characters in string
...ne for c in chars_to_remove}
>>> subj.translate(dd)
u'ABC'
Full testing code and timings:
#coding=utf8
import re
def remove_chars_iter(subj, chars):
sc = set(chars)
return ''.join([c for c in subj if c not in sc])
def remove_chars_re(subj, chars):
return re.sub('[' + re.es...
javax.validation.ValidationException: HV000183: Unable to load 'javax.el.ExpressionFactory'
...
If you are using tomcat as your server runtime and you get this error in tests (because tomcat runtime is not available during tests) than it makes make sense to include tomcat el runtime instead of the one from glassfish). This would be:
<dependency>
<groupId>org.apache.t...
What is uintptr_t data type
...add one very good use for uintptr_t (or even intptr_t) and that is writing testable embedded code.
I write mostly embedded code targeted at various arm and currently tensilica processors. These have various native bus width and the tensilica is actually a Harvard architecture with separate code and...
Download data url file
...
Ideas:
Try a <a href="data:...." target="_blank"> (Untested)
Use downloadify instead of data URLs (would work for IE as well)
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Parse large JSON file in Nodejs
...l be extremely memory efficient. It will also be extremely fast. A quick test showed I processed 10,000 rows in under 15ms.
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When to use static vs instantiated classes
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One thing about static methods/classes is that they don't facilitate unit testing (at least in PHP, but probably in other languages too).
Another thing about static data is that only one instance of it exists in your program : if you set MyClass::$myData to some value somewhere, it'll have this va...
Jasmine.js comparing arrays
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Just did the test and it works with toEqual
please find my test:
http://jsfiddle.net/7q9N7/3/
describe('toEqual', function() {
it('passes if arrays are equal', function() {
var arr = [1, 2, 3];
expect(arr).toEqual([...
Can someone copyright a SQL query? [closed]
...s a supplementary work, as a compilation, as an
instructional text, as a test, as answer material for a test, or as an
atlas, if the parties expressly agree in a written instrument signed by
them that the work shall be considered a work made for hire.
Since this query seems to fall within th...
Downloading an entire S3 bucket?
...ucket to the current directory.
And will output:
download: s3://mybucket/test.txt to test.txt
download: s3://mybucket/test2.txt to test2.txt
This will download all of your files using a one-way sync. It will not delete any existing files in your current directory unless you specify --delete, an...