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How do exceptions work (behind the scenes) in c++
...viously a lot of overhead in actually throwing and catching an exception. Most of it is hidden within __cxa_throw, which must:
Walk the stack with the help of the exception tables until it finds a handler for that exception.
Unwind the stack until it gets to that handler.
Actually call the handler...
How is Perl's @INC constructed? (aka What are all the ways of affecting where Perl modules are searc
...erldoc lib
Perl Module Mechanics - a great guide containing practical HOW-TOs
How do I 'use' a Perl module in a directory not in @INC?
Programming Perl - chapter 31 part 13, ch 7.2.41
How does a Perl program know where to find the file containing Perl module it uses?
There does not seem to be a co...
Can scrapy be used to scrape dynamic content from websites that are using AJAX?
...hand into building a web-scraper. It's nothing fancy at all; its only purpose is to get the data off of a betting website and have this data put into Excel.
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Why is Thread.Sleep so harmful
...enerally ranges from 15 to 30
milliseconds. This means the thread is almost guaranteed to block for
more than n milliseconds. The likelihood that your thread will
re-awaken exactly after n milliseconds is about as impossible as
impossible can be. So, Thread.Sleep is pointless for timing.
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What's the difference between a catalog and a schema in a relational database?
...ews and domains of the
Information Schema.
Database Language SQL, (Proposed revised text of DIS 9075), p 45
From the SQL point of view :
A catalog is often synonymous with database. In most SQL dbms, if you query the information_schema views, you'll find that values in the "table_catalog" c...
What is the “volatile” keyword used for?
... edited Aug 12 '15 at 19:16
akjoshi
14.1k1313 gold badges9292 silver badges116116 bronze badges
answered Aug 7 '10 at 14:26
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What are the benefits of learning Vim? [closed]
...I've never gotten used to during all this time, it's these annoying and almost unconscious constant micro-interruptions I experience while coding, due to some of the most common code editing tasks. Things like a simple copy & paste from a different line (or even the same line), or moving 1 or 2 line...
Fast Linux File Count for a large number of files
...text, this took 1-2 minutes to count 2.5 million jpgs on a small-ish Slicehost box.
– philfreo
Dec 23 '11 at 18:18
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How to pull request a wiki page on GitHub?
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GitHub doesn't support pull requests for the wiki repository, only the main repository (this is a bit of a shame, IMO, but I can understand it).
Here's an interesting way one project manages community updates to their wiki, while still keeping tight control, as for source code...
What is the difference between the states selected, checked and activated in Android?
I'd like to know what differs those states. I didn't find any webpage clarifying this.
3 Answers
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