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How to validate date with format “mm/dd/yyyy” in JavaScript?
...ut string is a valid date formatted as "mm/dd/yyyy"
function isValidDate(dateString)
{
// First check for the pattern
if(!/^\d{1,2}\/\d{1,2}\/\d{4}$/.test(dateString))
return false;
// Parse the date parts to integers
var parts = dateString.split("/");
var day = parseInt...
Ruby: Easiest Way to Filter Hash Keys?
...
@Andrew, I think you're right. I was on 1.8.7 when I was testing the answer to this question.
– mikej
Sep 15 '11 at 23:22
2
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Rename a dictionary key
...or python 3.5, I think dict.pop is workable for an OrderedDict based on my test.
– Daniel
Dec 5 '17 at 13:30
6
...
What is the 'override' keyword in C++ used for? [duplicate]
...d();
override->foo();
return 0;
}
Output:
zaufi@gentop /work/tests $ g++ -std=c++11 -o override-test override-test.cc
zaufi@gentop /work/tests $ ./override-test
virtual void derived::foo()
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How can I get the client's IP address in ASP.NET MVC?
... here was very helpful, but I cleaned it up for my purposes and added some tests. Here's what I ended up with:
using System;
using System.Linq;
using System.Net;
using System.Web;
public class RequestHelpers
{
public static string GetClientIpAddress(HttpRequestBase request)
{
try
...
PowerShell: Store Entire Text File Contents in Variable
...o get the entire contents of a file:
$content = [IO.File]::ReadAllText(".\test.txt")
Number of lines:
([IO.File]::ReadAllLines(".\test.txt")).length
or
(gc .\test.ps1).length
Sort of hackish to include trailing empty line:
[io.file]::ReadAllText(".\desktop\git-python\test.ps1").split("`n")...
how to POST/Submit an Input Checkbox that is disabled?
...gs:
<input type="checkbox" checked="checked" disabled="disabled" name="Tests" value="4">SOME TEXT</input>
<input type="hidden" id="Tests" name="Tests" value="4" />
Also, just to let ya'll know readonly="readonly", readonly="true", readonly="", or just READONLY will NOT solve th...
How do you remove duplicates from a list whilst preserving order?
...ve some alternatives: http://www.peterbe.com/plog/uniqifiers-benchmark
Fastest one:
def f7(seq):
seen = set()
seen_add = seen.add
return [x for x in seq if not (x in seen or seen_add(x))]
Why assign seen.add to seen_add instead of just calling seen.add? Python is a dynamic language, ...
How to create a new database using SQLAlchemy?
...per PostgreSQL command for it.
>>> conn.execute("create database test")
>>> conn.close()
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How to extract the n-th elements from a list of tuples?
...s. The returned list is truncated
in length to the length of the shortest argument sequence.
>>> elements = [(1,1,1),(2,3,7),(3,5,10)]
>>> zip(*elements)
[(1, 2, 3), (1, 3, 5), (1, 7, 10)]
>>> zip(*elements)[1]
(1, 3, 5)
>>>
Neat thing I learned today: U...