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What is the email subject length limit?

How many characters are allowed to be in the subject line of Internet email? I had a scan of The RFC for email but could not see specifically how long it was allowed to be. I have a colleague that wants to programmatically validate for it. ...
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How to capture Curl output to a file?

...if an old one exists). curl -K myconfig.txt >> output.txt Appends all output you receive to the specified file. Note: The -K is optional. share | improve this answer | ...
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Including an anchor tag in an ASP.NET MVC Html.ActionLink

...Membership", null, null, "discount", new { @id = @x.Id }, new { @target = "_blank" })); }).WithPaging(200).EmptyText("There Are No Items To Display") And the target page has TABS <ul id="myTab" class="nav nav-tabs" role="tablist"> <li class="active"><a href="#discount" ...
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How might I convert a double to the nearest integer value?

...ft.com/en-us/dotnet/api/system.convert.toint32?view=netframework-4.8#System_Convert_ToInt32_System_Single_ int result = 0; try { result = Convert.ToInt32(value); } catch (OverflowException) { if (value > 0) result = int.MaxValue; else result = int.Minvalue; } ...
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Maximum length of the textual representation of an IPv6 address?

I want to store the data returned by $_SERVER["REMOTE_ADDR"] in PHP into a DB field, pretty simple task, really. The problem is that I can't find any proper information about the maximum length of the textual representation of an IPv6 address, which is what a webserver provides through $_SERVER...
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How to force cp to overwrite without confirmation

...witch back to Gnome wooed me after Nvidia killed my Fedora install. I'm ¯\_(ツ)_/¯ about it. – Ray Foss Jan 21 '18 at 6:35 ...
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Windows XP or later Windows: How can I run a batch file in the background with no window displayed?

... Do you need the second batch file to run asynchronously? Typically one batch file runs another synchronously with the call command, and the second one would share the first one's window. You can use start /b second.bat to launch a second batch file asynchronously from your first that s...
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How to print (using cout) a number in binary form?

...ter. FYI, casting doesn't work, the bitset variable is an object of some really arcane-looking bitset3ul (?!) class. Best to let the abstractions do the work! – nirvanaswap Mar 16 '16 at 5:39 ...
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AngularJS ng-style with a conditional expression

... ng-style="{'background-image':'url(../images/'+'{{item.id}}'+'_active.png)','background-size':'52px 57px','padding-top':'70px','background-repeat':'no-repeat','background-position': 'center'}"></span> <span ng-if="selectedItem!=item.id" ng-style="{'back...
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What is the correct way to start a mongod service on linux / OS X?

I've installed mongodb and have been able to run it, work with it, do simple DB read / write type stuff. Now I'm trying to set up my Mac to run mongod as a service. ...