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Encrypt and decrypt a string in C#?
...d book and relatively recent. What I would recommend even more is the free online course Cryptography I by Dan Boneh. Really good videos, really good quizes, and really good machine problems too that provide a good practical base for the usage of cryptography. You should use what you are most comfor...
What does “dereferencing” a pointer mean?
... @Pacerier: from 6.5.2.1/2 in the N1570 draft C Standard (first I found online) "The definition of the subscript operator [] is that E1[E2] is identical to (*((E1)+(E2)))." - I can't imagine any reason why a compiler wouldn't immediately convert them to identical representations in an early stage...
What does ** (double star/asterisk) and * (star/asterisk) do for parameters?
...turns: \n{0}'.format(
dict(**kwargs), kweg=kweg))
We can check the online help for the function's signature, with help(foo), which tells us
foo(a, b=10, *args, **kwargs)
Let's call this function with foo(1, 2, 3, 4, e=5, f=6, g=7)
which prints:
a is a required argument, and its value ...
What's the difference between eval, exec, and compile?
...mentioned even in Python 1.4 documentation (the earliest available version online); and thus was not known to many writers of the porting guides and tools, until it was documented again in November 2012:
The first expression may also be a tuple of length 2 or 3. In this case, the optional parts ...
Node.js Best Practice Exception Handling
...always restart the application when an error appear, but why letting ~5000 online users down because of a minor and predicted error (operational error)? the opposite is also not ideal – keeping the application up when unknown issue (programmer error) occurred might lead unpredicted behavior. Diffe...
insert vs emplace vs operator[] in c++ map
...umentation for insert() (e.g. here) and emplace() (e.g. here) that's found online. If you're using an IDE such as eclipse or NetBeans then you can easily get your IDE to tell you which overload of insert() or emplace() is being called (in eclipse, just keep your mouse's cursor steady over the functi...
What to do Regular expression pattern doesn't match anywhere in string?
...gexes works just fine for what you wish to do:
% html_input_rx Amazon.com-_Online_Shopping_for_Electronics,_Apparel,_Computers,_Books,_DVDs_\&_more.htm
input tag #1 at character 9955:
class => "searchSelect"
id => "twotabsearchtextbox"
name => "field-keywords"
...
What is TypeScript and why would I use it in place of JavaScript? [closed]
...ns a library might offer. No more need to remember them or look them up in online references. Compilation errors are reported directly in the IDE with a red squiggly line while you are busy coding. All in all, this allows for a significant gain in productivity compared to working with JavaScript. On...
App Inventor 2 扩展 · App Inventor 2 中文网
... used by App Inventor to identify resources required to be servable by the online editor and is currently restricted to extension icons. If you use this functionality, specify your icon as:
iconName = “aiwebres/iconname.png”
You could include a link to your icon on the internet, for example
i...
Reference: mod_rewrite, URL rewriting and “pretty links” explained
...sacrifice unique requirements for conformism.
Tools
There are various online tools to generate RewriteRules for most GET-parameterish URLs:
http://www.generateit.net/mod-rewrite/index.php
http://www.ipdistance.com/mod_rewrite.php
http://webtools.live2support.com/misc_rewrite.php
Mostly just...