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How does a debugger work?

...ary the one that can be 'attached' to already running executable. I understand that compiler translates code to machine language, but then how does debugger 'know' what it is being attached to? ...
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Connection timeout for SQL server

... Yes, you could append ;Connection Timeout=30 to your connection string and specify the value you wish. The timeout value set in the Connection Timeout property is a time expressed in seconds. If this property isn't set, the timeout value for the connection is the default value (15 seconds). Mo...
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How can I tell if a DOM element is visible in the current viewport?

... Update: Time marches on and so have our browsers. This technique is no longer recommended and you should use Dan's solution if you do not need to support version of Internet Explorer before 7. Original solution (now outdated): This will check if ...
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Laravel - Eloquent or Fluent random row

How can I select a random row using Eloquent or Fluent in Laravel framework? 15 Answers ...
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What is an existential type?

... type parameter. Second, invert control (this effectively swaps the "you" and "I" part in the definitions above, which is the primary difference between existentials and universals). // A wrapper that hides the type parameter 'B' interface VMWrapper { void unwrap(VMHandler handler); } // A cal...
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Unioning two tables with different number of columns

I have two tables (Table A and Table B). 5 Answers 5 ...
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How to compare variables to undefined, if I don’t know whether they exist? [duplicate]

In JavaScript you can declare a variable and if it’s undefined , you can check variable == undefined ; I know that, but how can you compare a value that you don’t know yet if it’s in memory? ...
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Prevent HTML5 video from being downloaded (right-click saved)?

...t your regular skiddie from blatantly ripping your video by right clicking and Save As. But then they could just disable JS and get around this or find the video source via the browser's debugger. Plus this is bad UX. There are lots of legitimate things in a context menu than just Save As. You coul...
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`date` command on OS X doesn't have ISO 8601 `-I` option?

... want to print the current datetime in ISO 8601 format (preferably UTC), and it seems that this should be as simple as date -I : ...
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Reading/writing an INI file

Is there any class in the .NET framework that can read/write standard .ini files: 16 Answers ...