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Why are my basic Heroku apps taking two seconds to load?

I created two very simple Heroku apps to test out the service, but it's often taking several seconds to load the page when I first visit them: ...
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is node.js' console.log asynchronous?

... // a terminal? great! stdout = new tty.WriteStream(fd); } else if (binding.isStdoutBlocking()) { // a file? stdout = new fs.WriteStream(null, {fd: fd}); } else { stdout = new net.Stream(fd); // a stream? ...
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Writing a compiler in its own language

...rove them wrong. This has a few real advantages: it is a fairly good unit test, for starters! And you only have one language to worry about (i.e. it is possible a C# expert might not know much C++; but now thy can fix the C# compiler). But I wonder if there isn't an amount of professional pride at ...
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How can I hash a password in Java?

...port javax.crypto.spec.PBEKeySpec; /** * Hash passwords for storage, and test passwords against password tokens. * * Instances of this class can be used concurrently by multiple threads. * * @author erickson * @see <a href="http://stackoverflow.com/a/2861125/3474">StackOverflow</a...
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Coloring white space in git-diff's output

... I just tested with git 1.7.5.1 and it certainly does not highlight trailing whitespace in lines being removed. – Infiltrator May 23 '11 at 23:39 ...
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How do I convert a hexadecimal color to rgba with the Less compiler?

... */ } h3 { color: fade(@baseColor, 100%) /* color:#d14836; */ } Test this code online: http://lesstester.com/ share | improve this answer | follow |...
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Split string into an array in Bash

... Just use IFS=', ', then you don't have to remove the spaces separately. Test: IFS=', ' read -a array <<< "Paris, France, Europe"; echo "${array[@]}" – l0b0 May 14 '12 at 15:24 ...
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How to adjust layout when soft keyboard appears

... I have no idea what you're talking about. I just tested this myself by giving android:layout_marginBottom="15dp" to footerLayout and then RelativeLayout that is holding textView2 and helpButton. In both cases helpButton gets crushed (even without the marginBottom attribute)...
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Heroku Postgres - terminate hung query (idle in transaction)

...y postgres it's really needed to be superuser to kill a stuck process (I'm testing with "select pg_sleep(3600);" on pg 8.4, and I get "ERROR: must be superuser to signal other server processes"). Though, then again "idle in transaction" is not quite the same. – tobixen ...
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show all tags in git log

...ags/0.4.0) ISP-141/ISP-184/ISP-187: Updating the README.md file with the latest 1.3.0 version. 6963d0b (tag: refs/tags/0.3.0) ISP-141/ISP-184: Add support for custom serializers: README update 4afdbbe (tag: refs/tags/0.2.0) ISP-141/ISP-143/ISP-144: Fixing a bug with the creation of the logs e1513f...