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Appending an element to the end of a list in Scala
...tried with myList ::= myElement but it seems it creates a strange object and accessing to myList.last always returns the first element that was put inside the list. How can I solve this problem?
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Executing a command stored in a variable from PowerShell
I have a command that I have build and stored in a variable in PowerShell. This command works if I do a Write-Host and copy and paste into a standard cmd.exe window.
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Error: CUICatalog: Invalid asset name supplied: (null), or invalid scale factor : 2.000000
...on on 32-bit iPhone, or $x2 == nil on 64-bit iPhone.
Run your application and see where debugger will stop.
P.S. Keep in mind this also happens if image name is empty string. You can check this by adding [(NSString*)$x2 length] == 0 to the condition.
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Can't install nuget package because of “Failed to initialize the PowerShell host”
...cy you should change settings of the policy via PowerShell (x86).
The command in PowerShell (as administrator) to set the policy to unrestricted (as noted by @Gabriel in the comments) is:
start-job { Set-ExecutionPolicy Unrestricted } -RunAs32 | wait-job | Receive-Job
Having set the policy to un...
Handling colon in element ID with jQuery
...xplanation:
Apart from the speed gain (see further down), it is easier to handle.
Example: Say you have a function
function doStuff(id){
var jEle = $("#" + id); //is not safe, since id might be "foo:bar:baz" and thus fail.
//You would first have to look for ":" in the id string,...
How do I speed up the scroll speed in a JScrollPane when using the mouse wheel?
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Beautiful. I also noticed this affects the up and down arrows in the scroll bar, which is also very desired.
– Erick Robertson
Apr 7 '11 at 15:44
1
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HTML if image is not found
...>
onerror is a good thing for you :)
Just change the image file name and try yourself.
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Is there a command to refresh environment variables from the command prompt in Windows?
If I modify or add an environment variable I have to restart the command prompt. Is there a command I could execute that would do this without restarting CMD?
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How do I sort strings alphabetically while accounting for value when a string is numeric?
I'm trying to sort an array of numbers that are strings and I'd like them to sort numerically.
19 Answers
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Center image horizontally within a div
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I don't think this is a good idea, and also I believe there's some caveats like margin: auto is dependent on the containing element having a designated width value.
– Jared Farrish
Jun 12 '12 at 0:50
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