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How can I list ALL DNS records?
...M" +noall +answer "$TYPE" and it goes inside the if test "$EXTENDED"; then block,
– Jesse Chisholm
Sep 17 at 16:27
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How to Create Grid/Tile View?
...k {
color: #FFF;
background-color: #FF00D8;
display: inline-block;
padding: 5px;
width: 100%;
margin: 1em 0; /* for separating masonry-bricks vertically*/
}
@media only screen and (min-width: 480px) {
.masonry-container {
-moz-column-count: 3;
...
Using the Swift if let with logical AND operator &&
... GRAMMAR OF AN IF STATEMENT
if-statement → if if-condition code-block else-clauseopt
if-condition → expression | declaration
else-clause → else code-block | else if-statement
The value of any condition in an if statement must have a type that conforms...
What are major differences between C# and Java?
...oesn't have operator and conversion overloading
Java doesn't have iterator blocks for simple implemetation of iterators
Java doesn't have anything like LINQ
Partly due to not having delegates, Java doesn't have anything quite like anonymous methods and lambda expressions. Anonymous inner classes usu...
Search and replace in bash using regular expressions
... the "full" or PCRE extensions \s\S\w\W\d\D etc don't work as supported in php ruby python etc. These extensions are from Perl-compatible regular expressions (PCRE) and may not be compatible with other forms of shell based regular expressions.
These don't work:
#!/bin/bash
hello=ho02123ware38384y...
When correctly use Task.Run and when just async-await
...idelines for performing work on a UI thread, collected on my blog:
Don't block the UI thread for more than 50ms at a time.
You can schedule ~100 continuations on the UI thread per second; 1000 is too much.
There are two techniques you should use:
1) Use ConfigureAwait(false) when you can.
E.g....
Timeout on a function call
... This doesn't seem to work if the called function gets stuck on an I/O block.
– sudo
Jul 29 '16 at 18:35
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Is it feasible to do (serious) web development in Lisp? [closed]
... stand-alone server.
Various HTML generation solutions are available, from PHP-style templates to Lisp macro hacks to XSLT. Just take your pick.
HTML-TEMPLATE is one example.
Closure XML is available for XML parsing, serialization, XPath 1.0, XSLT 1.0.
There is also Closure HTML for HTML tag soup ...
Optimal number of threads per core
... It shouldn't surprise you in a real world scenario. Threads block waiting for IO resources like disk access, network, etc. And also waiting for non IO resources like other threads to finish using shared variables. What you really want to achieve is the minimum number of threads such t...
How to write asynchronous functions for Node.js
...asynchronous IO with asynchronous functions. node.js uses asynchronous non-blocking IO because non blocking IO is better. The best way to understand it is to go watch some videos by ryan dahl.
How do I write asynchronous functions for Node?
Just write normal functions, the only difference is t...