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What's the point of having pointers in Go?
...ences (with appropriate const or mutable qualifiers). Now we have pointers and for some built-in types like maps and channels implicit pass by reference.
...
Why does Assert.AreEqual(T obj1, Tobj2) fail with identical byte arrays
...ls tests using the Equals method, which by default uses reference equality and, since they are different objects, they are not equal. You'll want to compare each byte in the array and verify that they are equal. One way to do this is convert them to something that implements ICollection and use Co...
How to unstash only certain files?
...
As mentioned below, and detailed in "How would I extract a single file (or changes to a file) from a git stash?", you can apply use git checkout or git show to restore a specific file.
git checkout stash@{0} -- <filename>
With Git 2.23+ (...
Clear icon inside input text
...d browsers
If you need IE9 support here are some workarounds
Using a standard <input type="text"> and some HTML elements:
/**
* Clearable text inputs
*/
$(".clearable").each(function() {
var $inp = $(this).find("input:text"),
$cle = $(this).find(".clearable__clear")...
valueOf() vs. toString() in Javascript
In Javascript every object has a valueOf() and toString() method. I would have thought that the toString() method got invoked whenever a string conversion is called for, but apparently it is trumped by valueOf().
...
Case in Select Statement
I have an SQL statement that has a CASE from SELECT and I just can't get it right. Can you guys show me an example of CASE where the cases are the conditions and the results are from the cases. For example:
...
Interface Builder: What are the UIView's Layout iOS 6/7 Deltas for?
...OS7.
In iOS7, some views can hide the status bar or have it transparent and, in effect, it is overlaid on top of your view. So if you put a UI element at (0.0, 0.0) on iOS6, it will appear below the status bar, but on iOS7 it would appear partially covered underneath the status bar. So in that ...
Deleting all pending tasks in celery / rabbitmq
...ango, for celery 3.0+: manage.py celery purge (celeryctl is now deprecated and will be gone in 3.1).
– Henrik Heimbuerger
Apr 19 '13 at 14:26
3
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Best way to alphanumeric check in JavaScript
...n seems to be much slower (66% in Chrome 36) than charCodeAt(). See jsPerf and my answer below.
– Michael Martin-Smucker
Aug 17 '14 at 18:29
5
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The maximum value for an int type in Go
...omplement arithmetic, you can infer the
min/max constant values for int and uint. For example,
const MaxUint = ^uint(0)
const MinUint = 0
const MaxInt = int(MaxUint >> 1)
const MinInt = -MaxInt - 1
As per @CarelZA's comment:
uint8 : 0 to 255
uint16 : 0 to 65535
uint32 : 0 to 4294...