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Add a common Legend for combined ggplots
...
Update 2015-Feb
See Steven's answer below
df1 <- read.table(text="group x y
group1 -0.212201 0.358867
group2 -0.279756 -0.126194
group3 0.186860 -0.203273
group4 0.417117 -0.002592
group1 -0.212201 0.358867
group2 -0.279756 -0.126194
group3 0.186860 -0.203273
...
Cache Invalidation — Is there a General Solution?
...name and last modified time of the file the data was generated from (you already stored this in whatever data structure was returned by getData(), so you just copy that record into the data structure returned by transformData()) and then when you call transformData() again, check the last modified t...
How to allow http content within an iframe on a https site
...thenonsslsite.com";
Alternatively, you could add an RSS feed or write some reader/parser to read the http site and display it within your https site.
You could/should also recommend to the http site owner that they create an ssl connection. If for no other reason than it increases seo.
Unless you ...
Get file size, image width and height before upload
...browse');
const EL_preview = document.getElementById('preview');
const readImage = file => {
if ( !(/^image\/(png|jpe?g|gif)$/).test(file.type) )
return EL_preview.insertAdjacentHTML('beforeend', `Unsupported format ${file.type}: ${file.name}<br>`);
const img = new Image()...
Microsoft Excel mangles Diacritics in .csv files?
...t as "byte order" information).1 If this BOM does not exist, the consumer/reader is left to infer the encoding type of the text. Readers that are not UTF8 capable will read the bytes as some other encoding such as Windows-1252 and display the characters  at the start of the file.
There is a...
Never seen before C++ for loop
... Last time I checked these unusual constructs weren't considered the most readable solution possible and may therefore be frowned-upon by some.
– Bill K
Jul 31 '12 at 19:50
2
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Difference between /res and /assets directories
... @Prince - No. Everything in the /res and '/assets' directories is read-only, since they are packaged up in the .apk file.
– Ted Hopp
May 13 '15 at 15:08
...
IIS7 Overrides customErrors when setting Response.StatusCode?
...k for me (IIS8), and the advice doesn't seem to match the OP (assuming I'm reading it correctly). I want the customError configured in Web.config to trigger. With Response.TrySkipIisCustomErrors = true I get the same behavior: The ugly server-generated error page is displayed. With it set to false n...
How do I measure execution time of a command on the Windows command line?
...15
System Calls: 731
Context Switches: 299
Page Faults: 515
Bytes Read: 0
Bytes Written: 0
Bytes Other: 298
You can get TimeIt in the Windows 2003 Resource Kit. It's not available for direct download from the Microsoft Download Center, but one can still get it from the arhive...
Why is MATLAB so fast in matrix multiplication?
...o that accesses would be in contiguous memory addresses, your code would already run much faster because now the compiler can load entire rows in the cache at the same time. Just try this modified version:
timer.start();
float temp = 0;
//transpose matice2
for (int p = 0; p < rozmer; p++)
{
...