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What is the difference between the | and || or operators?
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Just like the & and && operator, the double Operator is a "short-circuit" operator.
For example:
if(condition1 || condition2 || condition3)
If condition1 is true, condition 2 and 3 will NOT be checked.
if(condition1 | condition2 | condition3)
This will ch...
Python argparse: Make at least one argument required
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Which is exactly what I'm doing with it. Thanks!
– brentlance
Mar 11 '13 at 18:14
1
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Repeatedly run a shell command until it fails?
...e takes a command to execute, so you can use the simpler
while ./runtest; do :; done
This will stop the loop when ./runtest returns a nonzero exit code (which is usually indicative of failure).
To further simplify your current solution though, you should just change your untilfail script to look...
I want to remove double quotes from a String
...y name is Foo"';
console.log(someStr.replace(/['"]+/g, ''));
That should do the trick... (if your goal is to replace all double quotes).
Here's how it works:
['"] is a character class, matches both single and double quotes. you can replace this with " to only match double quotes.
+: one or more...
How to validate an e-mail address in swift?
Does anyone know how to validate an e-mail address in Swift? I found this code:
34 Answers
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Favicon: .ico or .png / correct tags? [duplicate]
In a HTML5 document, which favicon format do you recommend and why? I want it to be supported by IE7 and all the modern browsers.
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IISExpress returns a 503 error from remote machines
... your applicationhost.config file. Possible locations are:
%userprofile%\Documents\IISExpress\config\applicationhost.config
$(solutionDir)\.vs\config\applicationhost.config (VS2015)
Failing that, inspect the output from iisexpress.exe to be sure.
Locate your WebSite entry and add following bindin...
How to remove CocoaPods from a project?
...eproj.
If you really want to remove all CocoaPods integration you need to do a few things:
NOTE editing some of these things if done incorrectly could break your main project. I strongly encourage you to check your projects into source control just in case. Also these instructions are for CocoaPod...
Does the use of the “Async” suffix in a method name depend on whether the 'async' modifier is used?
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I think the truth is ambiguous even from Microsoft documentation:
In Visual Studio 2012 and the .NET Framework 4.5, any method that is
attributed with the async keyword (Async in Visual Basic) is
considered an asynchronous method, and the C# and Visual Basic
compile...
Sell me on const correctness
.... But then again, I'm coming at this from the python perspective: if you don't want something to be changed, don't change it. So with that said, here are a few questions:
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