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Difference between private, public, and protected inheritance
...wer that question, I'd like to describe member's accessors first in my own words. If you already know this, skip to the heading "next:".
There are three accessors that I'm aware of: public, protected and private.
Let:
class Base {
public:
int publicMember;
protected:
int ...
How to use sed to replace only the first occurrence in a file?
...ith explanations:
The examples here use a simplified use case: replace the word 'foo' with 'bar' in the first matching line only.
Due to use of ANSI C-quoted strings ($'...') to provide the sample input lines, bash, ksh, or zsh is assumed as the shell.
GNU sed only:
Ben Hoffstein's anwswer shows u...
Hibernate error - QuerySyntaxException: users is not mapped [from users]
... I also had to use the whole path, perhaps JPA has an issue with the word "User"? I guess it is a reserved word in a few DB implementations. In fact, this issue only came up form me when I renamed that db table from user to the_user (part of fixing another issue) before that JPA was fine.
...
Tree view of a directory/folder in Windows? [closed]
...pen command window here"
Type tree /f > tree.txt and press Enter
Use MS Word to open "tree.txt"
The dialog box "File Conversion - tree.txt" will open
For "Text encoding" tick the "MS-DOS" option
You now have an editable tree structure file.
This works for versions of Windows from Windows XP to...
Is 0 a decimal literal or an octal literal?
...retations of the byte pattern, pick octal-literal. The official standard's wording doesn't have this problem.
– Martin Sojka
Aug 1 '11 at 8:46
23
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Getting the last element of a split string array
...characters in the set (comma and space). It's useful when you want all the words from the string, but when you only want the last word it doesn't make any functional difference, it only reduces the overhead as there will be fewer strings in the array.
– Guffa
D...
How to merge every two lines into one from the command line?
...ace delimited output.
My original answer was xargs -n2 which separates on words rather than lines. -d can be used to split the input by any single character.
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Notepad++ Multi editing
... You may only use arrow keys or ctrl+arrow keys to move around characters/words rather than clicking with your mouse. The 'home' and 'end' keys are also useful.
When you're finished with that one line, move your cursor (again without using the mouse) to the start of the next line.
Click the 'stop ...
What does ellipsize mean in android?
...
Thanks. But I've already read that. It uses the word "ellipsized" where I'm searching about its meaning. The word can't be used in its definition!! Any further explanation please?
– Hamzeh Soboh
Nov 9 '12 at 18:49
...
What is Bit Masking?
...ere is a fairly common use-case: Extracting individual bytes from a larger word. We define the high-order bits in the word as the first byte. We use two operators for this, &, and >> (shift right). This is how we can extract the four bytes from a 32-bit integer:
void more_stuff(uint32_t...