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How can I round down a number in Javascript?
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They don't do the same thing, either. | converts to a 32-bit integer, truncating; Math.floor rounds down. jsfiddle.net/minitech/UVG2w
– Ry-♦
Sep 19 '12 at 14:16
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Get current time as formatted string in Go?
What's the best way to get the current timestamp in Go and convert to string? I need both date and time in eg. YYYYMMDDhhmmss format.
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Convert audio files to mp3 using ffmpeg
I need to convert audio files to mp3 using ffmpeg.
11 Answers
11
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How to get overall CPU usage (e.g. 57%) on Linux [closed]
I am wondering how you can get the system CPU usage and present it in percent using bash, for example.
5 Answers
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how to get the one entry from hashmap without iterating
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Get values, convert it to an array, get array's first element:
map.values().toArray()[0]
W.
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Why does ++[[]][+[]]+[+[]] return the string “10”?
...ual to:
++[[]][+[]]
+
[+[]]
In JavaScript, it is true that +[] === 0. + converts something into a number, and in this case it will come down to +"" or 0 (see specification details below).
Therefore, we can simplify it (++ has precendence over +):
++[[]][0]
+
[0]
Because [[]][0] means: get the...
Gson: Directly convert String to JsonObject (no POJO)
...ipulation in GSON, but I have a case where I do not know or have a POJO to convert a string into, prior to converting to JsonObject . Is there a way to go directly from a String to JsonObject ?
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JavaScript curry: what are the practical applications?
...here currying—by itself—is useful in JavaScript; it is a technique for converting function calls with multiple arguments into chains of function calls with a single argument for each call, but JavaScript supports multiple arguments in a single function call.
In JavaScript—and I assume most o...
Converting a Java collection into a Scala collection
...Overflow question Scala equivalent of new HashSet(Collection) , how do I convert a Java collection ( java.util.List say) into a Scala collection List ?
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How can I convert an image into Base64 string using JavaScript?
I need to convert my image to a Base64 string so that I can send my image to a server.
13 Answers
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