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Testing modules in rspec
...dummy_class = DummyClass.new
@dummy_class.extend(Say)
end
it "get hello string" do
expect(@dummy_class.hello).to eq "hello"
end
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SQL Server Script to create a new user
I want to write a script to create a admin user ( with abcd password ) in SQL Server Express.
Also I want to assign this user admin full rights.
...
A variable modified inside a while loop is not remembered
...will not be available once the subshell exits.
Instead you can use a here string to re-write the while loop to be in the main shell process; only echo -e $lines will run in a subshell:
while read line
do
if [[ "$line" == "second line" ]]
then
foo=2
echo "Variable \$foo upda...
Struct Constructor in C++?
...s.
struct blocknode
{
unsigned int bsize;
bool free;
unsigned char *bptr;
blocknode *next;
blocknode *prev;
blocknode(unsigned int sz, unsigned char *b, bool f = true,
blocknode *p = 0, blocknode *n = 0) :
bsize(sz), free(f), bptr(b), prev(p), ne...
Is C++14 adding new keywords to C++?
...ch else namespace static_assert using
char enum new static_cast virtual
char16_t explicit noexcept struct void
char32_t export nullptr switch ...
Difference between __str__ and __repr__?
...oh I don't know, containing just 4 elements]
Not very. Specifically, the strings in a container would find it way too easy to disturb its string representation. In the face of ambiguity, remember, Python resists the temptation to guess. If you want the above behavior when you’re printing a list,...
Is it better to use std::memcpy() or std::copy() in terms to performance?
...r was std::copy.
I wrote a C++ SHA-2 implementation. In my test, I hash 5 strings using all four SHA-2 versions (224, 256, 384, 512), and I loop 300 times. I measure times using Boost.timer. That 300 loop counter is enough to completely stabilize my results. I ran the test 5 times each, alternating...
How do I get currency exchange rates via an API such as Google Finance? [closed]
...
'public static void main(String[] args) { String currencyPair = "USDEUR"; String address = "query.yahooapis.com/v1/public/yql?q=select * from yahoo.finance.xchange where pair in (\"" + currencyPair + "\")&env=store://datatables.org/a...
Automatic HTTPS connection/redirect with node.js/express
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Don't treat urls as strings, use the url module instead.
– arboreal84
Jul 28 '16 at 18:07
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What are the most-used vim commands/keypresses?
...en posted to death already btw) draw's this much attention while going the extra mile other posters put in do not...
– Lieven Keersmaekers
Mar 23 '11 at 7:28
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