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Why would finding a type's initializer throw a NullReferenceException?
...45014f e81cab2758 call mscorlib_ni!System.Console.WriteLine(System.String, System.Object) (000007fe`e56cac70)
000007fe`8d450154 90 nop
000007fe`8d450155 4883c440 add rsp,40h
000007fe`8d450159 5b pop rbx
000007fe`8d45015a c3 ret
(My disa...
Null coalescing in powershell
...alpha', 5, 0, '', @(), $null, $true, $false
$instances = $items -ne $null
[string]::Join(', ', ($instances | ForEach-Object -Process { $_.GetType() }))
# Result:
System.String, System.Int32, System.Int32, System.String, System.Object[],
System.Boolean, System.Boolean
-eq works similarly, which is...
Maximum size of an Array in Javascript
...3e7 takes 1300ms, which is pretty bad
x=4e7 takes 11000ms and allocates an extra 2.5GB of memory
So around 30 million elements is a hard upper limit, because the javascript VM falls off a cliff at 40 million elements and will probably crash the process.
...
How to center align the cells of a UICollectionView?
... This is good solution thanks, however this does require some extra calculations on my side.
– RVN
Nov 27 '12 at 16:49
...
Django template how to look up a dictionary value with a variable
...mita's answer, the dictionary passed into the function is in the form of a string, so perhaps use ast.literal_eval to convert the string to a dictionary first, like in this example.
With this edit, the code should look like this:
# code for custom template tag
@register.filter(name='lookup')
def loo...
How to test an SQL Update statement before running it?
...s a repeat of other answers, but it has some emotional support to take the extra step for testing update :D
For testing update, hash # is your friend.
If you have an update statement like:
UPDATE
wp_history
SET history_by="admin"
WHERE
history_ip LIKE '123%'
You hash UPDATE and SET out for tes...
How to launch jQuery Fancybox on page load?
...Script, but I would rather just launch the Fancybox directly and avoid the extra anchor tag.
17 Answers
...
Painless way to install a new version of R?
...I have to adjust the Rprofile.site anyway (using sum contrasts, adding the extra code for Tinn-R, these things), so it's not really extra work. It just takes extra time installing all packages anew.
This last bit is equivalent to what is given in the original question as a solution. I just don't ne...
Convert any object to a byte[]
...for the .Net platform
Binary Serialization
XML Serialization: Produces a string which is easily convertible to a byte[]
ProtoBuffers
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Is there any way to specify a suggested filename when using data: URI?
... var link = document.createElement('a');
if (typeof link.download === 'string') {
link.href = uri;
link.download = filename;
//Firefox requires the link to be in the body
document.body.appendChild(link);
//simulate click
link.click();
//remove the lin...