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How to unpack and pack pkg file?
...nstalled this pkg nothing happend. In console I got this message: posix_spawn("/Library/Application Support/Project1/Project1.app/Contents/MacOS/Project1", ...): No such file or directory. I have investigated that old Payload file has /./Project1.app/... and new payload has /Project1.app/... in...
Rendering JSON in controller
...ting your own dogfood and doing both
In both cases render :json => some_data will JSON-ify the provided data. The :callback key in the second example needs a bit more explaining (see below), but it is another variation on the same idea (returning data in a way that JavaScript can easily handle....
Generating random integer from a range
...t properly uniform distributed solution is
output = min + (rand() % static_cast<int>(max - min + 1))
Except when the size of the range is a power of 2, this method produces biased non-uniform distributed numbers regardless the quality of rand(). For a comprehensive test of the quality of th...
How do you load custom UITableViewCells from Xib files?
...ell, bundle: nil), forCellReuseIdentifier: MyIdentifier)
}
func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
let cell = tableView.dequeueReusableCell(withIdentifier: MyIdentifier, for: indexPath) as! ContactsCell
return cell
}
...
Assign one struct to another in C
...ree() because they are automatic variables: en.wikipedia.org/wiki/Automatic_variable
– joshdoe
Jun 19 '12 at 16:32
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show 1 more comment
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MySQL: Transactions vs Locking Tables
...his:
$balance = "GET BALANCE FROM your ACCOUNT";
if ($balance < $amount_being_paid) {
charge_huge_overdraft_fees();
}
$balance = $balance - $amount_being paid;
UPDATE your ACCOUNT SET BALANCE = $balance;
$balance = "GET BALANCE FROM receiver ACCOUNT"
charge_insane_transaction_fee();
$balanc...
Node.js: Difference between req.query[] and req.params
Is there a difference between obtaining QUERY_STRING arguments via req.query[myParam] and req.params.myParam ? If so, when should I use which?
...
Get the IP address of the machine
...ifAddrStruct);
for (ifa = ifAddrStruct; ifa != NULL; ifa = ifa->ifa_next) {
if (!ifa->ifa_addr) {
continue;
}
if (ifa->ifa_addr->sa_family == AF_INET) { // check it is IP4
// is a valid IP4 Address
tmpAddrPtr=&((struct ...
Can I add jars to maven 2 build classpath without installing them?
...temPath like this one: "<systemPath>${basedir}/lib/BrowserLauncher2-1_3.jar</systemPath>" ${basedir} is pointing to your project's root.
– Frederic Morin
Apr 19 '09 at 7:40
...
How to access a preexisting collection with Mongoose?
...ctions of UserSchema and I want to give each one a different name Eg: users_server1, users_server2, users_server3...
– Ragnar
Jun 6 '14 at 20:41
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