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How to convert an IPv4 address into a integer in C#?
...ses. Meanwhile, the IPAddress.Address property, while deprecated, is an Int64 that returns the unsigned 32-bit value of the IPv4 address (the catch is, it's in network byte order, so you need to swap it around).
For example, my local google.com is at 64.233.187.99. That's equivalent to:
64*2^24 + ...
Editing dictionary values in a foreach loop
...You can use it from 2.0 with a reference to the 3.5 version of System.Core.DLL - if that's not something you'd want to undertake let me know and I'll delete this answer.
– Scott Ivey
Jul 1 '09 at 19:45
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What is causing “Unable to allocate memory for pool” in PHP?
...allowing only 32MB is ridiculously low. PHP was designed when servers were 64MB and most scripts were using one php file per page. Nowadays solutions like Magento require more than 10k files (~60Mb in APC). You should allow enough memory so most of php files are always cached. It's not a waste, it's...
float64 with pandas to_csv
...tp://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789...
Shell script to send email [duplicate]
...xtensions
SUB_CHARSET=$(echo ${SUBJECT} | file -bi - | cut -d"=" -f2)
SUB_B64=$(echo ${SUBJECT} | uuencode --base64 - | tail -n+2 | head -n+1)
NB_FILES=$(echo ${FILES} | wc -w)
NB=0
cat <<EOF | /usr/sbin/sendmail -t
From: ${FROM}
To: ${TO}
MIME-Version: 1.0
Content-Type: multipart/mixed; boun...
SqlDataAdapter vs SqlDataReader
...to be the same load on the system as using DataAdapter.Fill.
(System.Data.dll, System.Data.Common.DbDataAdapter, FillInternal.)
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What is the difference between Digest and Basic Authentication?
...d the requested URI.
Whereas Basic Authentication uses non-encrypted base64 encoding.
Therefore, Basic Authentication should generally only be used where transport layer security is provided such as https.
See RFC-2617 for all the gory details.
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How to use dashes in HTML-5 data-* attributes in ASP.NET MVC
... in the same way, or you could check the version on the System.Web.Helpers.dll
– Keith
Apr 19 '13 at 8:11
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Hexadecimal To Decimal in Shell Script
...nteger overflow error, e.g. echo $((077E9F2DBF49D100001#FF)) overflows the 64-bit integer limit of 2^64. bc handles this properly.
– roblogic
May 2 '18 at 1:04
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Creating a temporary directory in Windows?
...tempt to create a directory for the second time. Here is what I use:
[DllImport(@"kernel32.dll", EntryPoint = "CreateDirectory", SetLastError = true, CharSet = CharSet.Unicode)]
[return: MarshalAs(UnmanagedType.Bool)]
private static extern bool CreateDirectoryApi
([MarshalAs(Unm...