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Why is Android Studio reporting “URI is not registered”? [closed]
...lli Mentzel
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answered Jun 4 '13 at 5:00
Mazen KasserMazen Kasser
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What does character set and collation mean exactly?
...', 'b'. We
give each letter a number: 'A' = 0,
'B' = 1, 'a' = 2, 'b' = 3. The letter
'A' is a symbol, the number 0 is the
encoding for 'A', and the combination
of all four letters and their
encodings is a character set.
Now, suppose that we want to compare
two string values, 'A' a...
How do I parse a string to a float or int?
...2222" to its corresponding float value, 545.2222 ? Or parse the string "31" to an integer, 31 ?
28 Answers
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Is there a way to change the spacing between legend items in ggplot2?
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ggplot2 v3.0.0 released in July 2018 has working options to modify legend.spacing.x, legend.spacing.y and legend.text.
Example: Increase horizontal spacing between legend keys
library(ggplot2)
ggplot(mtcars, aes(factor(cyl), fil...
What's the difference between Cache-Control: max-age=0 and no-cache?
...hahkalpesh's answer applies to the user agent side. You can also look at 13.2.6 Disambiguating Multiple Responses.
If a user agent sends a request with Cache-Control: max-age=0 (aka. "end-to-end revalidation"), then each cache along the way will revalidate its cache entry (eg. with the If-Not-Modi...
Programmatically find the number of cores on a machine
... more of the following methods (guarded by appropriate #ifdef lines):
Win32
SYSTEM_INFO sysinfo;
GetSystemInfo(&sysinfo);
int numCPU = sysinfo.dwNumberOfProcessors;
Linux, Solaris, AIX and Mac OS X >=10.4 (i.e. Tiger onwards)
int numCPU = sysconf(_SC_NPROCESSORS_ONLN);
FreeBSD, MacOS X,...
What's a simple way to get a text input popup dialog box on an iPhone
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WarkstWarkst
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Saving timestamp in mysql table using php
...
jimyjimy
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C++ Convert string (or char*) to wstring (or wchar_t*)
...out in the comments and explained in https://stackoverflow.com/a/17106065/6345 there are cases when using the standard library to convert between UTF-8 and UTF-16 might give unexpected differences in the results on different platforms. For a better conversion, consider std::codecvt_utf8 as described...
What's the best way to distribute Java applications? [closed]
...
Joachim Sauer
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answered Sep 17 '08 at 6:45
Noel GrandinNoel ...