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Best Practices: Salting & peppering passwords?
...sult in a far weaker hash than bcrypt(pw, salt) if hash() returns a binary string.
Working Against Design
The way bcrypt (and other password hashing algorithms) were designed is to work with a salt. The concept of a pepper was never introduced. This may seem like a triviality, but it's not. The rea...
ATL COM开发入门（一）（JS调用ActiveX/COM组件） - C/C++ - 清泛网 - 专注C/C++及内核技术
...g retStr;
retStr.Format(_T("%s%s"), *pStr1, *pStr2);
*pRetStr = retStr.AllocSysString();
return S_OK;
}
四、写一个简单的html网页进行测试：
<HTML>
<HEAD>
<TITLE>COM接口测试页</TITLE>
<script type="text/javascript">
function Test(){
var retStr = AtlDemoObj.Conc...
How do I add a newline to a TextView in Android?
...resulting in the following solution for rendering line feed escape chars:
string = string.replace("\\\n", System.getProperty("line.separator"));
Using the replace method you need to filter escaped linefeeds (e.g. '\\\n')
Only then each instance of line feed '\n' escape chars gets rendered into t...
Is it possible to have a multi-line comments in R? [duplicate]
...
You can, if you want, use standalone strings for multi-line comments — I've always thought that prettier than if (FALSE) { } blocks. The string will get evaluated and then discarded, so as long as it's not the last line in a function nothing will happen.
"Thi...
Difference between Destroy and Delete
...
Basically destroy runs any callbacks on the model while delete doesn't.
From the Rails API:
ActiveRecord::Persistence.delete
Deletes the record in the database and freezes this instance to reflect that no changes should be ...
django-debug-toolbar not showing up
... to settings.py:
def show_toolbar(request):
return True
SHOW_TOOLBAR_CALLBACK = show_toolbar
That will effectively remove all checks by debug toolbar to determine if it should or should not load itself; it will always just load. Only leave that in for testing purposes, if you forget and launc...
Fit image into ImageView, keep aspect ratio and then resize ImageView to image dimensions?
How to fit an image of random size to an ImageView ?
When:
17 Answers
17
...
What Vim command(s) can be used to quote/unquote words?
...tes.
Change single quotes to double quotes
va':s/\%V'\%V/"/g
va' - Visually select the quoted word and the quotes.
:s/ - Start a replacement.
\%V'\%V - Only match single quotes that are within the visually selected region.
/"/g - Replace them all with double quotes.
...
How to know that a string starts/ends with a specific string in jQuery?
I want to know if a string starts with the specified character/string or ends with it in jQuery.
6 Answers
...
Difference between IsNullOrEmpty and IsNullOrWhiteSpace in C# [duplicate]
... the
following code, except that it offers superior performance:
return String.IsNullOrEmpty(value) || value.Trim().Length == 0;
White-space characters are defined by the Unicode standard. The
IsNullOrWhiteSpace method interprets any character that returns a
value of true when it is pas...