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How to throw an exception in C?
...reside in the C++ libraries. C is used because you can't risk the function called to do throw needing to throw an exception itself. There may be a compiler/library/target specific way to throw/catch exceptions, though. But throwing a class instance will have it's own problems.
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How to escape os.system() calls?
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subprocess (especially with check_call etc) is often dramatically superior, but there are a few cases where shell escaping is still useful. The main one I'm running into is when I'm having to invoke ssh remote commands.
– Craig Ringer
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Keeping ASP.NET Session Open / Alive
...on alive as long as the user has the browser window open? Is it timed AJAX calls? I want to prevent the following: sometimes users keep their window open for a long time, then enter stuff, and on submit nothing works anymore because the server side session expired. I don't want to increase the timeo...
Why there is no ForEach extension method on IEnumerable?
...is done at runtime, ForEach() is at compile time (Big Plus!)
The syntax to call a delegate is indeed much simpler: objects.ForEach(DoSomething);
ForEach() could be chained: although evilness/usefulness of such a feature is open to discussion.
Those are all great points made by many people here and...
deciding among subprocess, multiprocessing, and thread in Python?
... the comments, the Global Interpreter Lock (GIL) can be released in C code called from Python code).
I believe that most of the functions of the three modules you cite can be used in a platform-independent way. On the portability side, note that multiprocessing only comes in standard since Python ...
DBMS_OUTPUT.PUT_LINE not printing
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even its not working .. Please provide any other alternative
– Lova Chittumuri
Aug 10 '19 at 18:12
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Changing element style attribute dynamically using JavaScript
... answered Mar 4 '11 at 8:55
David HedlundDavid Hedlund
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C++ performance vs. Java/C#
...op of a virtual machine which abstracts away the native architecture. Logically it would seem impossible for Java or C# to match the speed of C++ because of this intermediate step, however I've been told that the latest compilers ("hot spot") can attain this speed or even exceed it.
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mysqldump data only
...db: if you are using --databases ... option
--compact: if you want to get rid of extra comments
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From Arraylist to Array
...der Java versions using pre-sized array was recommended, as the reflection call which is necessary to create an array of proper size was quite slow. However since late updates of OpenJDK 6 this call was intrinsified, making the performance of the empty array version the same and sometimes even bette...