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ssh: The authenticity of host 'hostname' can't be established
When i ssh to a machine, sometime i get this error warning and it prompts to say "yes" or "no". This cause some trouble when running from scripts that automatically ssh to other machines.
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How do I work around JavaScript's parseInt octal behavior?
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This is a common Javascript gotcha with a simple solution:
Just specify the base, or 'radix', like so:
parseInt('08',10); // 8
You could also use Number:
Number('08'); // 8
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What's wrong with foreign keys?
... a foreign key (if I remember correctly). However, to me they seem pretty vital to avoid duplication and subsequent data integrity problems throughout your database.
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Is it a bad practice to catch Throwable?
Is it a bad practice to catch Throwable ?
14 Answers
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UTF-8 all the way through
...and retrieve values encoded natively in UTF-8. Note that MySQL will implicitly use utf8mb4 encoding if a utf8mb4_* collation is specified (without any explicit character set).
In older versions of MySQL (< 5.5.3), you'll unfortunately be forced to use simply utf8, which only supports a subset o...
how to remove css property using javascript?
is it possible to remove a CSS property of an element using JavaScript ?
e.g. I have div.style.zoom = 1.2 ,
now i want to remove the zoom property through JavaScript ?
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Application_Start not firing?
...clicking Debug >> Attach to process. Attach to the browser and then hit your application. To be safe, then restart IIS and hit the site. I am not 100% convinced this will solve the problem, but it will do much better than firing off a thread sleep in App_Start.
Another option is temporarily h...
Android Studio doesn't see device
...nager in Android Studio doesn't show my device but adb devices does show it. Am I missing something obvious here?
65 Answ...
How to validate phone numbers using regex
...g to put together a comprehensive regex to validate phone numbers. Ideally it would handle international formats, but it must handle US formats, including the following:
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Can I catch multiple Java exceptions in the same catch clause?
...tch both ExceptionA and ExceptionB in the same block if ExceptionB is inherited, either directly or indirectly, from ExceptionA. The compiler will complain:
Alternatives in a multi-catch statement cannot be related by subclassing
Alternative ExceptionB is a subclass of alternative ExceptionA
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