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Reusable library to get human readable version of file size?
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123
A library that has all the functionality that it seems you're looking for is humanize. humani...
JavaScript file upload size validation
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123
Using jquery:
<form action="upload" enctype="multipart/form-data" method="post">
U...
How do I resize an image using PIL and maintain its aspect ratio?
...humbnail.
Below is an (edited) example from the PIL documentation.
import os, sys
import Image
size = 128, 128
for infile in sys.argv[1:]:
outfile = os.path.splitext(infile)[0] + ".thumbnail"
if infile != outfile:
try:
im = Image.open(infile)
im.thumbnail(s...
Reasons for using the set.seed function
... "42" is a reference to a famous book; other people use their birthday or "123" or just "1".
– Dirk Eddelbuettel
Nov 30 '12 at 1:30
7
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Sample random rows in dataframe
...b
1: 14.7 8 440.0 230 3.23 5.345 17.42 0 0 3 4
2: 19.2 6 167.6 123 3.92 3.440 18.30 1 0 4 4
3: 17.3 8 275.8 180 3.07 3.730 17.60 0 0 3 3
4: 21.5 4 120.1 97 3.70 2.465 20.01 1 0 3 1
5: 22.8 4 108.0 93 3.85 2.320 18.61 1 1 4 1
6: 15.5 8 318.0 150 2...
Only get hash value using md5sum (without filename)
...he - indicates the source as stdin). – You must tell bash to capture those words into a string, using Command Substitution: $( command ). – The ( brackets ) produce a bash array with 2 elements. However, you must assign that array construct ( … ) to an variable name; hence, using md5 as the...
How to determine the Boost version on a system?
Is there a quick way to determine the version of the Boost C++ libraries on a system?
11 Answers
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What is the difference between const and readonly in C#?
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GishuGishu
123k4545 gold badges214214 silver badges294294 bronze badges
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“X does not name a type” error in C++
...ned, we can read that reference:
fr.fooInt = 111605;
fr.foDouble = 123.456;
}
By forward declaring User, MyMessageBox can still form a pointer or reference to it:
class User; // let the compiler know such a class will be defined
class MyMessageBox
{
public:
// this is ok, no definiti...
How to round float numbers in javascript?
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Number((456.1235).toFixed(3)) -> 456.123, Number((1.235).toFixed(2)) -> 1.24... Stupid JavaSript...
– NoOne
Jun 21 '15 at 9:31
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