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Why does integer overflow on x86 with GCC cause an infinite loop?
...y-indeterminate values" would be sufficiently well-defined to abide by the letter and spirit of Annex L, but would not prevent a compiler from making the same generally-useful inferences as would be justified if overflows were unconstrained Undefined Behavior. It would prevent a compiler from makin...
How to define an enumerated type (enum) in C?
...e talking about defined symbolic constants it is better to use capitalized letters when using enum, that is for example:
enum {A,B,C};
instead of
enum {a,b,c};
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Getting the first character of a string with $str[0]
I want to get the first letter of a string and I've noticed that $str[0] works great. I am just not sure whether this is 'good practice', as that notation is generally used with arrays. This feature doesn't seem to be very well documented so I'm turning to you guys to tell me if it's all right –...
How to detect total available/free disk space on the iPhone/iPad device?
...yle: ByteCountFormatter.CountStyle.file)
}
}
//MARK: Get raw value
class var totalDiskSpaceInBytes:Int64 {
get {
do {
let systemAttributes = try FileManager.default.attributesOfFileSystem(forPath: NSHomeDirectory() as String)
...
add maven repository to build.gradle
... maven {
url "https://github.com/jitsi/jitsi-maven-repository/raw/master/releases"
}
}
Make sure that you add them after the following:
apply plugin: 'com.android.application'
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Inner text shadow with CSS
.../left values to 5px each to achieve a 5px inner shadow offset but then the letter leaks out on the other end - which looks great for 1px and 2px but weird for higher values.
– ericteubert
Jan 14 '12 at 11:58
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Concatenate a vector of strings/character
...nction with collapse parameter from stringi package like this:
stri_paste(letters, collapse='')
## [1] "abcdefghijklmnopqrstuvwxyz"
And some benchmarks:
require(microbenchmark)
test <- stri_rand_lipsum(100)
microbenchmark(stri_paste(test, collapse=''), paste(test,collapse=''), do.call(paste,...
How can I get useful error messages in PHP?
... get a blank screen use IEs "view" -> "source" menu options to view the raw output.
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Difference between \n and \r?
...mode terminals (typically emulating even-older printing ones as above), in raw mode, \r and \n act similarly (except both in terms of the cursor, as there is no carriage or roller;-)
In practice, in the modern context of writing to a text file, you should always use \n (the underlying runtime will...
How to get hex color value rather than RGB value?
...
Great solution. Note that function returns lower case letters i.e. #ff5544 not #FF5544.
– Peter
Sep 4 '13 at 21:15
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