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Catch All Bugs with BugTrap! - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...on
Download setup
Download source code, documentation, setup (github)
What's new in this version?
64 bit support - now BugTrap natively supports Win64
Multi-monitor support - BugTrap may capture screenshots from several monitors
Other enhancements - Tons of features/options added since las...
Should I use an exception specifier in C++?
...rst is not extensible, the second is overambitious and the third is really what you mean, when you write virtual functions.
Legacy code
When you write code which relies on another library, you don't really know what it might do when something goes horribly wrong.
int lib_f();
void g() throw( k_to...
MySQL order by before group by
...author that is returned. If the column is not in a GROUP BY MySQL chooses what value should be returned.
Using the subquery with the aggregate function will guarantee that the correct author and post is returned every time.
As a side note, while MySQL allows you to use an ORDER BY in a subquery ...
JVM option -Xss - What does it do exactly?
It says here that -Xss is used to "set thread stack size", what does it mean exactly? Could anyone help me understand this?
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What is the Invariant Culture?
...le to demonstrate the usage of the Invariant Culture ? I don't understand what the documentation describes.
5 Answers
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select * vs select column
...ata itself (which contains the pointer to the actual data for the Blob, or whatever), it must be stored on a single IO Page...
EXCEPTION. The only place where Select * is OK, is in the sub-query after an Exists or Not Exists predicate clause, as in:
Select colA, colB
From table1 t1
Wher...
How to copy text from Emacs to another application on Linux
...opy is the command kill-ring-save (usually bound to M-w).
A system copy is what you typically get from pressing C-c (or choosing "Edit->Copy" in a application window).
An X copy is "physically" highlighting text with the mouse cursor.
An Emacs paste is the command yank (usually bound to C-y).
A s...
Scala 2.8 breakOut
..., Scala will choose the most specific one available.
About breakOut
So, what's the purpose of breakOut? Consider the example given for the question, You take a list of strings, transform each string into a tuple (Int, String), and then produce a Map out of it. The most obvious way to do that woul...
How does the “this” keyword work?
I have noticed that there doesn't appear to be a clear explanation of what the this keyword is and how it is correctly (and incorrectly) used in JavaScript on the Stack Overflow site.
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Call a Server-side Method on a Resource in a RESTful Way
...ain HTTP (without SOAP envelopes and single-URI overloaded POST services), what some may call "lack of features", is actually its greatest strength. Right off the bat, HTTP asks you to have addressability and statelessness: the two basic design decisions that keep HTTP scalable up to today's mega-si...