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Default initialization of std::array?
...e zeros?
– gerardw
Oct 9 '13 at 17:10
4
...
Reset PHP Array Index
...45 => "America"
);
$b = array_values($a);
print_r($b);
Array
(
[0] => Hello
[1] => Moo
[2] => America
)
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What is the difference between svg's x and dx attribute?
...
Scott CameronScott Cameron
5,02711 gold badge2626 silver badges3131 bronze badges
...
Easiest way to copy a single file from host to Vagrant guest?
...
108
Instead of using a shell provisioner to copy the file, you can also use a Vagrant file provisio...
CentOS 64 bit bad ELF interpreter
...OURAPPNAME)
The output will look like this:
linux-gate.so.1 => (0xf7760000)
libpthread.so.0 => /lib/libpthread.so.0 (0xf773e000)
libSM.so.6 => not found
Check for missing libraries (e.g. libSM.so.6 in the above output), and for each one you need to find the package that pr...
Deleting array elements in JavaScript - delete vs splice
... myArray = ['a', 'b', 'c', 'd']
["a", "b", "c", "d"]
> delete myArray[0]
true
> myArray[0]
undefined
Note that it is not in fact set to the value undefined, rather the property is removed from the array, making it appear undefined. The Chrome dev tools make this distinction clear by pr...
new DateTime() vs default(DateTime)
...
206
No, they are identical.
default(), for any value type (DateTime is a value type) will always c...
How can you get the SSH return code using Paramiko?
....set_missing_host_key_policy(paramiko.WarningPolicy())
client.connect('127.0.0.1', password=pw)
while True:
cmd = raw_input("Command to run: ")
if cmd == "":
break
chan = client.get_transport().open_session()
print "running '%s'" % cmd
chan.exec_command(cmd)
print "e...
Adding a new array element to a JSON object
...
answered Sep 19 '13 at 1:20
Paul S.Paul S.
55.3k77 gold badges9797 silver badges114114 bronze badges
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Rails mapping array of hashes onto single hash
...g a method call between each element of it.
For example [1, 2, 3].reduce(0, :+) is like saying 0 + 1 + 2 + 3 and gives 6.
In our case we do something similar, but with the merge function, which merges two hashes.
[{:a => 1}, {:b => 2}, {:c => 3}].reduce({}, :merge)
is {}.merge({:a =&g...