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Which is faster in Python: x**.5 or math.sqrt(x)?
I've been wondering this for some time. As the title say, which is faster, the actual function or simply raising to the half power?
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get UTC time in PHP
How can I get UTC/GMT +/- time stamp using PHP's date() function? For example, if I try
12 Answers
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Convert dmesg timestamp to custom date format
I am trying to understand the dmesg timestamp and find it hard to convert that to change it to java date/custom date format.
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Comparing two java.util.Dates to see if they are in the same day
... = Calendar.getInstance();
Calendar cal2 = Calendar.getInstance();
cal1.setTime(date1);
cal2.setTime(date2);
boolean sameDay = cal1.get(Calendar.DAY_OF_YEAR) == cal2.get(Calendar.DAY_OF_YEAR) &&
cal1.get(Calendar.YEAR) == cal2.get(Calendar.YEAR);
Note that "same day" is n...
Convert datetime object to a String of date only in Python
I see a lot on converting a date string to an datetime object in Python, but I want to go the other way.
I've got
11 A...
Why the switch statement cannot be applied on strings?
..." questions can easily be answered by the history of the compiler. At the time they wrote it, C was glorified assembly and hence switch really was a convenient branch table.
– JaredPar
Mar 16 '09 at 13:34
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Converting milliseconds to a date (jQuery/JavaScript)
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var time = new Date().getTime();
var date = new Date(time);
alert(date.toString()); // Wed Jan 12 2011 12:42:46 GMT-0800 (PST)
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What is the difference between a strongly typed language and a statically typed language?
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A statically typed language has a type system that is checked at compile time by the implementation (a compiler or interpreter). The type check rejects some programs, and programs that pass the check usually come with some guarantees; for example, the compiler guarantees not to use integer arithm...
How can I get the current network interface throughput statistics on Linux/UNIX? [closed]
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I wrote this dumb script a long time ago, it depends on nothing but Perl and Linux≥2.6:
#!/usr/bin/perl
use strict;
use warnings;
use POSIX qw(strftime);
use Time::HiRes qw(gettimeofday usleep);
my $dev = @ARGV ? shift : 'eth0';
my $dir = "/sys/class/...
How can I get the current date and time in UTC or GMT in Java?
When I create a new Date object, it is initialized to the current time but in the local timezone. How can I get the current date and time in GMT?
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