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How can I pad an integer with zeros on the left?
...than String.format(). I'm in the process of doing some performance tuning myself and running the two in Visual VM shows the String.format() method accumulating CPU time at about 3-4 times the rate of DecimalFormat.format().
– Steve Ferguson
May 1 '13 at 17:56
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PHP Foreach Pass by Reference: Last Element Duplicating? (Bug?)
...r is complex to understand and may lead to problems. I keep this as one of my favorites to show my students why they should avoid (as long as they can) things "by reference".
– Olivier Pons
Nov 22 '11 at 8:15
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Download data url file
...ds on the browser, but Chrome does not accept Uri of multiple megabytes in my experience). See also stackoverflow.com/questions/38781968/… .
– neural5torm
Jul 31 '19 at 9:24
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Recursively counting files in a Linux directory
...ome implementation of wc has an option to read a null terminated list. See my answer for an alternative.
– Reinstate Monica Please
Mar 16 '15 at 1:34
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What are some compelling use cases for dependent method types?
...ifficult to refactor.
I'll illustrate that with an exercise I give during my Advanced Scala training course,
trait ResourceManager {
type Resource <: BasicResource
trait BasicResource {
def hash : String
def duplicates(r : Resource) : Boolean
}
def create : Resource
// Test m...
select * vs select column
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This is NOT true. One example off the top of my head is when you want only the value of an indexed column in MySQL (for example, just to check for row existence), and you're using MyISAM storage engine, it'll grab the data from the MYI file, which could be in memory, an...
Could not find any resources appropriate for the specified culture or the neutral culture
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@sibi Elango I right click on my ResourceFile but can't find the Build Action part.
– S5498658
Jun 23 '15 at 17:22
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How do I use floating-point division in bash?
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...and adds many digits. At least on my machine this yiels 33.33333333333333333333 while the former gives 33.33.
– Andreas Spindler
Dec 31 '14 at 11:59
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What's the best way of scraping data from a website? [closed]
...ms crawling and scraping basically interchangeable here. This is a copy of my answer to your Quora question, it's pretty long.
Tools
Get very familiar with either Firebug or Chrome dev tools depending on your preferred browser. This will be absolutely necessary as you browse the site you are pulli...
How to implement an STL-style iterator and avoid common pitfalls?
... iterator inherit from const_iterator so as to minimize code duplication.
My post at Writing your own STL Container has a more complete container/iterator prototype.
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