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What is more efficient? Using pow to square or just multiply it with itself?

...cality of data, reducing the use of dynamic memory, pre-computing results, etc. They rarely ever come from micro-optimizing single function calls, and where they do, they do so in very few places, which would only be found by careful (and time-consuming) profiling, more often than never they can be ...
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/usr/lib/libstdc++.so.6: version `GLIBCXX_3.4.15' not found

...error while loading shared libraries: libc.so.6: cannot open shared object file: No such file or directory – Mouin Apr 27 '17 at 16:54 ...
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Python base64 data decode

...ersonally just use this python code to decode base64 strings: print open("FILE-WITH-STRING", "rb").read().decode("base64") So you can run it in a bash script like this: python -c 'print open("FILE-WITH-STRING", "rb").read().decode("base64")' > outputfile file -i outputfile twneale has also ...
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{version} wildcard in MVC4 Bundle

...ve bundles. While defining the bundles we can use wildcards like * for all files in a folder. 3 Answers ...
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Removing empty lines in Notepad++

... See @BoltClock's comment below. Also, if your file is saved with Unix line endings, you can convert it to Windows line endings in Edit > EOL Conversion > Windows Format before doing the find and replace. – Big McLargeHuge Aug ...
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Making your .NET language step correctly in the debugger

...means. So if you want each expression to be a separate thing in the symbol file, that will work just fine. The JIT creates an implicit sequence point based on the following rules: 1. IL nop instructions 2. IL stack empty points 3. The IL instruction immediately following a call inst...
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How do you sign a Certificate Signing Request with your Certification Authority?

...he two steps into one. And both assume you have a an OpenSSL configuration file already setup for both CAs and Server (end entity) certificates. First, create a basic configuration file: $ touch openssl-ca.cnf Then, add the following to it: HOME = . RANDFILE = $ENV::HOME/.rn...
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Hidden features of HTML

...ed on a <link> or @import for a stylesheet, IE7 and IE8 download the file twice. All other uses, however, are just fine. share edited Apr 14 '10 at 19:39 ...
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Drawing an SVG file on a HTML5 canvas

Is there a default way of drawing an SVG file onto a HTML5 canvas? Google Chrome supports loading the SVG as an image (and simply using drawImage ), but the developer console does warn that resource interpreted as image but transferred with MIME type image/svg+xml . ...
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ASP.NET MVC HandleError

...filter in asp.net MVC Preview 5? I set the customErrors in my Web.config file 6 Answers ...