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What is meant with “const” at end of function declaration? [duplicate]
...parenthesis.
const is a highly overused qualifier in C++: the syntax and ordering is often not straightforward in combination with pointers. Some readings about const correctness and the const keyword:
Const correctness
The C++ 'const' Declaration: Why & How
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How to wait in a batch script? [duplicate]
...e on Windows XP, and you have to download the Windows 2003 Resource Kit in order to get it.
Chakrit's answer gives you another way to pause, too.
Try running sleep 10 from a command prompt.
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Do asynchronous operations in ASP.NET MVC use a thread from ThreadPool on .NET 4
...time of execution is less compared to if you run them sequentially. But in order to run them you use worker threads. Well actually EF is lazy so when you do _context.Foo you are actually not executing anything. You are just building an expression tree. Be extremely careful with this. The query execu...
ng-app vs. data-ng-app, what is the difference?
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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How can I read large text files in Python, line by line, without loading it into memory?
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@rochacbruno, Reading the lines in reverse order is not as easy to do efficiently unfortunately. Generally you would want to read from the end of the file in sensible sized chunks (kilobytes to megabytes say) and split on newline characters ( or whatever the line endi...
Technically what is the main difference between Oracle JDK and OpenJDK? [duplicate]
...arted to notice random/unknown fatal error and crashes (with H.264 codecs, etc.), and it was a nightmare till then to get ride of system crash+fatal errors caused by OpenJDK.
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How to read an entire file to a string using C#?
...utomatically detect the encoding of a file
based on the presence of byte order marks. Encoding formats UTF-8 and
UTF-32 (both big-endian and little-endian) can be detected.
Use the ReadAllText(String, Encoding) method overload when reading
files that might contain imported text, because u...
Why is a pure virtual function initialized by 0?
... only 1 vote so far. Reading the standard should be the very first step in order to solve C++ questions.
– mloskot
Jan 28 '10 at 18:14
7
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Prevent form submission on Enter key press
...id="scriptBox" type="text" onkeypress="return runScript(event)" />
In order to run some "user defined" script from this text box when the enter key is pressed, and not have it submit the form, here is some sample code. Please note that this function doesn't do any error checking and most likely...
Counting DISTINCT over multiple columns
...might expect in Oracle.
SQL> select distinct deptno, job from emp
2 order by deptno, job
3 /
DEPTNO JOB
---------- ---------
10 CLERK
10 MANAGER
10 PRESIDENT
20 ANALYST
20 CLERK
20 MANAGER
30 CLERK
30 MANAGER
30 S...