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Image inside div has extra space below the image

...> Explanation: why is there a gap under the image? The gap or extra space under the image isn't a bug or issue, it is the default behaviour. The root cause is that images are replaced elements (see MDN replaced elements). This allows them to "act like image" and have their own intrinsic...
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Regex Email validation

... address is valid, pass the email address to the MailAddress.MailAddress(String) class constructor. public bool IsValid(string emailaddress) { try { MailAddress m = new MailAddress(emailaddress); return true; } catch (FormatException) { return false; ...
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Growing Amazon EBS Volume sizes [closed]

...com/ebs/ - EBS Snapshot: Snapshots can also be used to instantiate multiple new volumes, expand the size of a volume or move volumes across Availability Zones. When a new volume is created, there is the option to create it based on an existing Amazon S3 snapshot. In that scenario, th...
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Allowed characters in Linux environment variable names

... From The Open Group: These strings have the form name=value; names shall not contain the character '='. For values to be portable across systems conforming to IEEE Std 1003.1-2001, the value shall be composed of characters from the portable...
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How to get current time and date in C++?

...is question gives you exactly this. If you are in doubt about how to get a string from stream, or how to properly format a time_point<>, go ahead and ask another question or google after it. – Tarc Jul 7 '17 at 17:02 ...
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When should the volatile keyword be used in C#?

...t (40203Ch)] 00401045 call dword ptr [__imp_std::basic_ostream<char,std::char_traits<char> >::operator<< (402038h)] } 0040104B xor eax,eax 0040104D pop ecx 0040104E ret Looking at the output, the compiler has decided to use the ecx re...
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How do I get the value of a textbox using jQuery?

...he value of the text box: $("#txtEmail").val() You can also use the val(string) method to set that value: $("#txtEmail").val("something") share | improve this answer | f...
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Get list of passed arguments in Windows batch script (.bat)

...to a function %0 and also in %~0 contains the function name (or better the string that was used to call the function). But with %~f0 you still can recall the filename. @echo off echo main %0, %~0, %~f0 call :myLabel+xyz exit /b :MYlabel echo func %0, %~0, %~f0 exit /b Output main test.bat, test...
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Do I need to disable NSLog before release Application?

...BUG_MODE #define DLog( s, ... ) NSLog( @"<%p %@:(%d)> %@", self, [[NSString stringWithUTF8String:__FILE__] lastPathComponent], __LINE__, [NSString stringWithFormat:(s), ##__VA_ARGS__] ) #else #define DLog( s, ... ) #endif Now instead of NSLog use DLog everywhere. When testing and debugging...
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In PHP what does it mean by a function being binary-safe?

... function will work correctly when you pass it arbitrary binary data (i.e. strings containing non-ASCII bytes and/or null bytes). For example, a non-binary-safe function might be based on a C function which expects null-terminated strings, so if the string contains a null character, the function wo...