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How to tell if JRE or JDK is installed
...th of the java in system environment).
And if you haven't, add it via
export JAVA_HOME=/path/to/java/jdk1.x
and if you unsure if you have java at all on your system just use find in terminal
i.e. find / -name "java"
...
How does Go compile so quickly?
I've Googled and poked around the Go website, but I can't seem to find an explanation for Go's extraordinary build times. Are they products of the language features (or lack thereof), a highly optimized compiler, or something else? I'm not trying to promote Go; I'm just curious.
...
Can inner classes access private variables?
...Outer
{
class Inner
{
public:
Inner(Outer& x): parent(x) {}
void func()
{
std::string a = "myconst1";
std::cout << parent.var << std::endl;
if (a == MYCONST)
{ std::...
C/C++ with GCC: Statically add resource files to executable/library
...y have an idea how to statically compile any resource file right into the executable or the shared library file using GCC?
...
How do I apply a perspective transform to a UIView?
...spective working, as described here, is to directly access one of the matrix cells of the CATransform3D (m34). Matrix math has never been my thing, so I can't explain exactly why this works, but it does. You'll need to set this value to a negative fraction for your initial transform, then apply yo...
How do I send a JSON string in a POST request in Go
...http.NewRequest("POST", url, bytes.NewBuffer(jsonStr))
req.Header.Set("X-Custom-Header", "myvalue")
req.Header.Set("Content-Type", "application/json")
client := &http.Client{}
resp, err := client.Do(req)
if err != nil {
panic(err)
}
defer resp.Body.Close()
...
How to sort an IEnumerable
...ist();
myList.Sort();
Based on your comment:
_components = (from c in xml.Descendants("component")
let value = (string)c
orderby value
select value
)
.Distinct()
.ToList();
or
_components = xml.Descendants...
What are JavaScript's builtin strings?
...me installed on the laptop I had no options to check how it works in Firefox and IE. Moreover, I haven't really expected that toString() representation of build-in methods might look differently in other browsers.
Now, moving to the real problem, let's precisely have a look at the code. Yes, "v" was...
What is Gradle in Android Studio?
...a bit confusing to me, and also for any new Android developer. Can anyone explain what Gradle in Android Studio is and what its purpose is? Why is it included in Android Studio?
...
How can I use a local image as the base image with a dockerfile?
...king on a dockerfile.
I just realised that I've been using FROM with indexed images all along.
4 Answers
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