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How to sum all column values in multi-dimensional array?
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Remove blank attributes from an Object in Javascript
...n(obj) {
var propNames = Object.getOwnPropertyNames(obj);
for (var i = 0; i < propNames.length; i++) {
var propName = propNames[i];
if (obj[propName] === null || obj[propName] === undefined) {
delete obj[propName];
}
}
}
A few notes on null vs undefined:
test.test1 === ...
What are the most common non-BMP Unicode characters in actual use? [closed]
...w the most common non-BMP characters by far. ????, otherwise known as U+1F602 FACE WITH TEARS OF JOY, is the most common one on Twitter's public stream. It occurs more frequently than the tilde!
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Error handling in C code
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answered Dec 22 '08 at 11:01
Nils PipenbrinckNils Pipenbrinck
74.6k2323 gold badges141141 silver badges213213 bronze badges
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Shell script to send email [duplicate]
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$ echo "hello world" | mail -s "a subject" -a "attachment file" someone@somewhere.com for sending files
– Saurabh Sax...
Efficiency of premature return in a function
...cking :)
– UncleZeiv
Oct 25 '11 at 10:15
@UncleZeiv: tested on clang too and same result
– Dani
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Find if variable is divisible by 2
.../ Will evaluate to true if the variable is divisible by 2
variable % 2 === 0
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Clean way to launch the web browser from shell script?
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edited Jun 26 '10 at 17:48
answered Jun 26 '10 at 16:51
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jQuery/JavaScript to replace broken images
... Ry-♦
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answered Sep 18 '08 at 14:04
PrestaulPrestaul
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configure: error: C compiler cannot create executables
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You have an old set of developer tools. gcc is reporting its version as 4.0.1. This may be left over from migrating from an older version of the OS. If you've installed Xcode 4.3.x, you need to launch it, go into its preferences, select the Downloads tab, and click "Install" next to the Command Lin...