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In Bash, how to add “Are you sure [Y/n]” to any command or alias?
...
These are more compact and versatile forms of Hamish's answer. They handle any mixture of upper and lower case letters:
read -r -p "Are you sure? [y/N] " response
case "$response" in
[yY][eE][sS]|[yY])
do_something
;;
*)
...
Invalid default value for 'create_date' timestamp field
... (mysql configuration file), then remove NO_ZERO_DATE from sql-mode option and restart server.
– Devart
Feb 8 '12 at 11:44
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CSS selector - element with a given child [duplicate]
... if it contains a specific child element?
Unfortunately not yet.
The CSS2 and CSS3 selector specifications do not allow for any sort of parent selection.
A Note About Specification Changes
This is a disclaimer about the accuracy of this post from this point onward. Parent selectors in CSS have bee...
%d,%c,%s,%x等转换符 释义 - C/C++ - 清泛IT论坛,有思想、有深度
转换说明符
%a(%A) 浮点数、十六进制数字和p-(P-)记数法(C99)
%c 字符
%d 有符号十进制整数
%f 浮点数(包括float和doulbe)
%e(%E) 浮点数指数输出[e-(E-)记数法]
%g(%G) 浮点...
What do ellipsis […] mean in a list?
...inside itself, which can not be printed. p contains p which contains p ... and so on. The [...] notation is a way to let you know this, and to inform that it can't be represented! Take a look at @6502's answer to see a nice picture showing what's happening.
Now, regarding the three new items after ...
How do I pass a unique_ptr argument to a constructor or a function?
I'm new to move semantics in C++11 and I don't know very well how to handle unique_ptr parameters in constructors or functions. Consider this class referencing itself:
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How can I configure the font size for the tree item in the package explorer in Eclipse?
..., there was no way in Eclipse to change the font used for Package Explorer and other such views. You can only change the font for editor views. This is a policy decision on the part of the Eclipse developers (see, e.g., bugs 49548, 202091). (Grumble.) The font used is the one set by the general look...
C pointers : pointing to an array of fixed size
...orrect. I'd say that every C developer comes to exactly the same discovery and to exactly the same conclusion when (if) they reach certain level of proficiency with C language.
When the specifics of your application area call for an array of specific fixed size (array size is a compile-time constan...
Difference between “on-heap” and “off-heap”
Ehcache talks about on-heap and off-heap memory. What is the difference? What JVM args are used to configure them?
6 Answ...
Can't connect to local MySQL server through socket homebrew
I recently tried installing MySQL with homebrew ( brew install mysql ) and when I try to run it I get the following error:
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