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How to Correctly handle Weak Self in Swift Blocks with Arguments
...l on using strong, weak, and unowned in closures:
https://developer.apple.com/library/content/documentation/Swift/Conceptual/Swift_Programming_Language/AutomaticReferenceCounting.html
Note: I used the term closure instead of block which is the newer Swift term:
Difference between block (Objective...
Get output parameter value in ADO.NET
...o create a SqlParameter, set the Direction to Output, and add it to the SqlCommand's Parameters collection. Then execute the stored procedure and get the value of the parameter.
Using your code sample:
// SqlConnection and SqlCommand are IDisposable, so stack a couple using()'s
using (SqlConnecti...
PHP/MySQL insert row then get 'id'
...e1ony Yes, it would work for a million async inserts because MySQL is ACID compliant. Each individual insert from the many async inserts is within its own isolated session, which is where the ID comes from when you call mysql_insert_id() from your PHP (or LAST_INSERT_ID() in MySQL)
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HTML5 input type range show range value
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This is from mobile-web-app.blogspot.com/2012/03/… , still javascript. code<label for="rangeinput">Range</label> <input id="rangeinput" type="range" min="0" max="10" value="5" onchange="rangevalue.value=value"></input> <o...
When would I need a SecureString in .NET?
...ping support for it. Possibly even pull it in the future - https://github.com/dotnet/apireviews/tree/master/2015-07-14-securestring .
We should remove encryption from SecureString across all platforms in .NET Core - We should obsolete SecureString - We probably shouldn't expose SecureString...
What RSA key length should I use for my SSL certificates?
...delivering 1024 bits RSA certificates in 2014 or before. See GlobalSign or Comodo notice.
1024 bits keys were deprecated because they could be cracked given a small datacenter (thousands of CPU or hundreds of GPU, in maybe a few months). It may seem a lot but it was well within reach of any large or...
Get size of folder or file
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If you use Java 7 or higher, use the answer stackoverflow.com/a/19877372/40064 it is a lot faster.
– Wim Deblauwe
Sep 25 '15 at 13:00
1
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How do I download a binary file over HTTP?
...curl exist for all operating system via download as well. I still highly recommend using the standard library unless your writing code solely for your own lovin'.
– fny
Jan 23 '13 at 12:51
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Simple insecure two-way data “obfuscation”?
... rm.GenerateIV();
return rm.IV;
}
/// ----------- The commonly used methods ------------------------------
/// Encrypt some text and return a string suitable for passing in a URL.
public string EncryptToString(string TextValue)
{
return ByteArrToString(En...
what does -webkit-transform: translate3d(0,0,0); exactly do? Apply to body?
...ched texture to the framebuffer, the transform would boost performance for complex operation, but do no benefit for normal paint events. It won't do any harm nor have any benefit. Correct me if I am wrong?
– Mathew Kurian
Apr 8 '14 at 15:05
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