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How can I get the behavior of GNU's readlink -f on a Mac?
...tation, but I needed a) a portable, pure shell implementation, and b) unit-test coverage, as the number of edge-cases for something like this are non-trivial.
See my project on Github for tests and full code. What follows is a synopsis of the implementation:
As Keith Smith astutely points out, rea...
How does PHP 'foreach' actually work?
...lways unset the next element, rather than the current one.
Examples: Your test cases
The three aspects described above should provide you with a mostly complete impression of the idiosyncrasies of the foreach implementation and we can move on to discuss some examples.
The behavior of your test c...
Determine the process pid listening on a certain port
...tstat: 80: unknown or uninstrumented protocol used the 80 (nginx) port for testing purpoes. Not worked.
– Cyclone
Mar 24 '12 at 23:36
5
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Focusable EditText inside ListView
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very cool, didn't tested yet. Have you tested on 1.5, 1.6 and 3.0?
– Rafael Sanches
May 3 '11 at 8:33
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Python ElementTree module: How to ignore the namespace of XML files to locate matching element when
...the namespace to a separate attribute, perhaps. For simple tag containment tests (does this document contain this tag name?) this solution is great and can be short-circuited.
– Martijn Pieters♦
Oct 1 '19 at 15:37
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How to use OR condition in a JavaScript IF statement?
...
One can use regular expressions, too:
var thingToTest = "B";
if (/A|B/.test(thingToTest)) alert("Do something!")
Here's an example of regular expressions in general:
var myString = "This is my search subject"
if (/my/.test(myString)) alert("Do something here!"...
Count how many records are in a CSV Python?
...
2018-10-29 EDIT
Thank you for the comments.
I tested several kinds of code to get the number of lines in a csv file in terms of speed. The best method is below.
with open(filename) as f:
sum(1 for line in f)
Here is the code tested.
import timeit
import csv
import p...
How can I make my match non greedy in vim?
...but specifying operators); and
you have [g]vim compiled with perl feature, test using
:ver and inspect features; if +perl is there you're good to go)
try search/replace using
:perldo s///
Example. Swap src and alt attributes in img tag:
<p class="logo"><a href="/"><img src="/ca...
What are the recommendations for html tag?
...ome non-intuitive effects, and I recommend being aware of the outcomes and testing them for yourself before relying on <base>! Since I've discovered them after trying to use the base tag to handle local sites with differing urls and only found out the problematic effects after, to my dismay, ...
String vs. StringBuilder
... It still depends on how one uses it, for a reference to actually tests I like Coding Horror - The Sad Tragedy of Micro-Optimization Theater
– Erik Philips
Jul 27 '13 at 17:38
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