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一个故事告诉你比特币的原理及运作机制 - 创意 - 清泛网 - 专注C/C++及内核技术
...上述机制
参考
Bitcoin: A Peer-to-Peer Electronic Cash System
https://bitcoin.it
云风的BLOG: Bitcoin 的基本原理
易懂的比特币工作机理详解
比特币 Bitcoin
How to turn on (literally) ALL of GCC's warnings?
...Clang versions (currently Clang 3.2 through 3.7 and GCC 3.4 through 5.3).
https://github.com/barro/compiler-warnings
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Text size and different android screen sizes
...ualifiers for screen size (introduced in Android 3.2) SmallestWidth swdp.
https://github.com/intuit/sdp
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What is the maximum length of a URL in different browsers?
...v0VpjSFGtrgUNUS2G0qYQwYoQQpIswIINwN8N4iV9FxoAxug34cGfQcStHLFpSVlytz9IzhMKypwWWJlPJQBUfKbLU8YHa5Yi5tckZb4j6R1pmJIQ4ysxePJ+bqr8U8xFznEXJ4u5CZjF5IsI0EfGKjtlbtn+6jFtXyds+efKZJ27dsqOpTx7N1+/RSmIpeskwvKPGqWeZNU02BclSXOZGvbGL8WhF9uI2vEGVrTUMFJmqqsoZrzKLjFY4TgRceG1i1+Ms1lFhe8WQaorxvG8fUl+czVIGWG4QphBsSLgXzP...
What is the best way to stop people hacking the PHP-based highscore table of a Flash game
...could be avoided by forcing the client to communicate with the server over HTTPS, and insuring that the client is preconfigured to trust only certificates signed by a specific certificate authority which you alone have access to.
...
Useless use of cat?
...r peers with.
Update
Here's another UUOC that I posted in an answer at https://unix.stackexchange.com/a/301194/7696:
sqlq() {
local filter
filter='cat'
# very primitive, use getopts for real option handling.
if [ "$1" == "--delete-blank-lines" ] ; then
filter='grep -v "^$"'
shi...
How to encrypt String in Java
...o avoid this the majority of the internet uses GCM, and every time you see HTTPS they are probably using GCM. GCM signs the encrypted message with a hash and checks to verify that the message has not been changed using this signature.
I would avoid implementing GCM because of its complexity. You a...
How do I expand a tuple into variadic template function's arguments?
... perfect-forwarding, constexpr-ness, and noexcept-ness) is presented here: https://blog.tartanllama.xyz/passing-overload-sets/.
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How to calculate moving average using NumPy?
...a[rolling_idx].mean(axis=0)[n-1:]
def rollavg_roll_edges(a,n):
# see https://stackoverflow.com/questions/42101082/fast-numpy-roll
'Numpy array rolling, edge handling'
assert n%2==1
a = np.pad(a,(0,n-1-n//2), 'constant')*np.ones(n)[:,None]
m = a.shape[1]
idx = np.mod((m-1)*n...
HTML5 best practices; section/header/aside/article elements
...ocument, HTML5 allows us to also have footer within sections.
Source: https://clzd.me/html5-section-aside-header-nav-footer-elements-not-as-obvious-as-they-sound/
Additionally, here's a description on article, not found in the source above:
article – Used for element that specifies inde...