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Algorithm to get the excel-like column name of a number
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Here's a nice simple recursive function (Based on zero indexed numbers, meaning 0 == A, 1 == B, etc)...
function getNameFromNumber($num) {
$numeric = $num % 26;
$letter = chr(65 + $numeric);
$num2 = intval($num / 26);
if ($num2 > 0) {
ret...
How can I have lowercase routes in ASP.NET MVC?
....Add(v.Key.ToLowerInvariant(), v.Value);
break;
}
}
return base.GetVirtualPath(requestContext, lowerCaseValues);
}
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Forward an invocation of a variadic function in C
...Rosenfield
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How to do case insensitive string comparison?
...tivity: 'accent' } tells localeCompare() to treat two variants of the same base letter as the same unless they have different accents (as in the third example) above.
Alternatively, you can use { sensitivity: 'base' }, which treats two characters as equivalent as long as their base character is the...
How to choose an AES encryption mode (CBC ECB CTR OCB CFB)?
...Other designs are less fragile, so I personally am afraid to recommend GCM based upon the amount of poor encryption code that I have seen in practice.
If you need both, message integrity and encryption, you can combine two algorithms: usually we see CBC with HMAC, but no reason to tie yourself to C...
Hiding the scroll bar on an HTML page
... defaults and can be replaced by hexadecimal color values */
scrollbar-base-color: aqua;
scrollbar-face-color: ThreeDFace;
scrollbar-highlight-color: ThreeDHighlight;
scrollbar-3dlight-color: ThreeDLightShadow;
scrollbar-shadow-color: ThreeDDarkShadow;
scrollbar-darkshadow-co...
Converting a Java Keystore into PEM Format
... pub:
00:e2:66:5c:e0:2e:da:e0:6b:a6:aa:97:64:59:14:
7e:a6:2e:5a:45:f9:2f:b5:2d:f4:34:27:e6:53:c7:
bash$ keytool -importkeystore -srckeystore foo.jks \
-destkeystore foo.p12 \
-srcstoretype jks \
-deststoretype pkcs12
Enter ...
Xcode 'Build and Archive' menu item disabled
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bealexbealex
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R.exe, Rcmd.exe, Rscript.exe and Rterm.exe: what's the difference?
...d with /LARGEADDRESSAWARE and can allocate 4 GB RAM when run under Windows 64 bit, unlike R.exe (we're talking about 32 bit R running under 64 bit Windows). Why would the R people do this only for Rterm.exe and not for R.exe, if Rterm.exe is obsolete?
– Meh
Oct...
How to overwrite existing files in batch?
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You can use :
copy /b/v/y
See SS64 on COPY.
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