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When should you use 'friend' in C++?
...
friend class Mother;
public:
string name( void );
protected:
void setName( string newName );
};
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原子vector的一种实现源码(atomic-vector) - C/C++ - 清泛网 - 专注C/C++及内核技术
...include "trace.h"
#define FTRACE(...) do { } while (0)
#define TRACE_SET_MOD(name)
namespace HPHP {
/*
* AtomicVector is a simple vector intended for use by many concurrent readers
* and writers. The size given to the constructor determines how many elements
* the AtomicVector will...
How do HTML parses work if they're not using regexp?
... these cases, parsers have a script nesting level, which must be initially set to zero, and a parser pause flag, which must be initially set to false." - In other words, you must iterate it yourself and have lots of custom logic :P
– Timothy Khouri
Mar 8 '10 at...
What is a patch in git version control?
...
A patch file represents a single set of changes that can be applied to any branch, in any order. By using patch, you will get differences between one or more files. And later, you can apply the differences (patch) to get the changes on new files. There are m...
How can I retrieve the remote git address of a repo?
... get-url command:
git remote get-url origin
(nice pendant of git remote set-url origin <newurl>)
See commit 96f78d3 (16 Sep 2015) by Ben Boeckel (mathstuf).
(Merged by Junio C Hamano -- gitster -- in commit e437cbd, 05 Oct 2015)
remote: add get-url subcommand
Expanding insteadOf...
Why does the C preprocessor interpret the word “linux” as the constant “1”?
...ow for differences between systems. These macro definitions were generally set by the compiler itself, not defined in a library header file. Since there were no real rules about which identifiers could be used by the implementation and which were reserved for programmers, compiler writers felt free ...
What does it mean to hydrate an object?
...e's no reason to waste bandwidth and CPU cycles loading, transferring, and setting this data when it's not going to be used.
Additionally, there are some ORM's, such as Doctrine, which do not hydrate objects when they are instantiated, but only when the data is accessed in that object. This is one...
EditText, inputType values (xml)
...
You can use the properties tab in eclipse to set various values.
here are all the possible values
none
text
textCapCharacters
textCapWords
textCapSentences
textAutoCorrect
textAutoComplete
textMultiLine
textImeMultiLine
textNoSuggestions
textUri
textEmailAddress
te...
How can I get a view's current width and height when using autolayout constraints?
... view.bounds.
How do you ask auto layout to update the layout? Call [view setNeedsLayout] if you want auto layout to update the layout on the next turn of the run loop.
However, if you want it to update the layout immediately, so you can immediately access the new bounds value later within your cu...
Google Developer Tools “Network” Tab clears after redirect
... response data" if I happen to location.reload prior to viewing them. If I set a breakpoint after the response's arrival but before the location.reload, and view the response while execution is paused, and then resume execution, the response renders correctly on subsequent viewings. Chrome 80.0.3987...