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Simplest two-way encryption using PHP
.... OpenSSL receives patches as soon as any vulnerability is discovered, big or small.
– Greg
Sep 7 '16 at 8:49
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Performance - Date.now() vs Date.getTime()
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These things are the same (edit semantically; performance is a little better with .now()):
var t1 = Date.now();
var t2 = new Date().getTime();
However, the time value from any already-created Date instance is frozen at the time of its construction (or at whatever time/dat...
ASP.NET Temporary files cleanup
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Yes, it's safe to delete these, although it may force a dynamic recompilation of any .NET applications you run on the server.
For background, see the Understanding ASP.NET dynamic compilation article on MSDN.
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How to import local packages without gopath
I've used GOPATH but for this current issue I'm facing it does not help. I want to be able to create packages that are specific to a project:
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How is the undo tree used in Vim?
...e". g+ and g- will traverse all of the nodes in the tree in chronological or reverse-chronological order (which can be a bit confusing, because it can jump arbitrarily between undo branches, but if you do g- long enough you'll always get where you need to go eventually). :earlier and :later take a...
Detect & Record Audio in Python
...re audio clips as WAV files that I can then pass to another bit of python for processing. The problem is that I need to determine when there is audio present and then record it, stop when it goes silent and then pass that file to the processing module.
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Using the scrollwheel in GNU screen
...:te@
Where "xterm*" is a glob match of your current TERM. To confirm it works, ^A^D to detach from your screen, then screen -d -r to reattach, then ls a few times, and try to scroll back. It works for me.
What is this magic? Well, let's consult the manual pages.
screen(1) says:
termcapinfo t...
What is the equivalent of “!=” in Excel VBA?
The problem is that != does not work as a function in excel vba.
4 Answers
4
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Why is this jQuery click function not working?
...ely until the document is "ready." jQuery detects this state of readiness for you. Code included inside $( document ).ready() will only run once the page Document Object Model (DOM) is ready for JavaScript code to execute"
s...
Print a string as hex bytes?
I have this string: Hello world !! and I want to print it using Python as 48:65:6c:6c:6f:20:77:6f:72:6c:64:20:21:21 .
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