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Difference between StringBuilder and StringBuffer
...to remove a few sevens. Explanation: the synchronization is optimized away by hotspot. You are basically just measuring the time it takes hotspot to do this (and probably some more optimizations).
– Jilles van Gurp
Aug 26 '12 at 15:25
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How to fix a locale setting warning from Perl?
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If you have admin rights, stop ssh from sending the environment variables by commenting out the SendEnv LANG LC_* line in the local /etc/ssh/ssh_config file. (Thanks to this answer. See Bug 1285 for OpenSSH for more.)
shar...
Ruby get object keys as array
I am new to Ruby, if I have an object like this
4 Answers
4
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Redirect from an HTML page
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Use of meta refresh is discouraged by the World Wide Web Consortium (W3C). Ref: en.wikipedia.org/wiki/Meta_refresh. So it is reccomended to use server redirect instead. JavaScript redirects may not work on all the mobile phones as JavaScript might be disabled...
How to profile methods in Scala?
...R): R = {
val t0 = System.nanoTime()
val result = block // call-by-name
val t1 = System.nanoTime()
println("Elapsed time: " + (t1 - t0) + "ns")
result
}
// Now wrap your method calls, for example change this...
val result = 1 to 1000 sum
// ... into this
val result = time { ...
How can I tell which homebrew formulae are upgradable?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
Android: AsyncTask vs Service
...our background threads are executing until you kill your app process (e.g. by swapping from recent tasks). I have checked this with 4.4.2 Google Nexus AOSP grouper
– Shirish Herwade
Jul 16 '14 at 14:45
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Import a module from a relative path
...y when directory is already in sys.path and in my case it wasn't. Solution by "sorin" (accepted one) always works.
– Czarek Tomczak
Nov 22 '11 at 23:27
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Eclipse executable launcher error: Unable to locate companion shared library
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I wouldn't believe this if I haven't experienced it by myself but it solved my problem!
– nuala
Aug 17 '12 at 9:04
1
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What is the naming convention in Python for variable and function names?
... Variable Names:
Function names should be lowercase, with words separated by underscores as necessary to improve readability.
Variable names follow the same convention as function names.
mixedCase is allowed only in contexts where that's already the prevailing style (e.g. threading.py), to retain b...