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proper way to sudo over ssh
...ssh -t user@server "sudo script"
See man ssh:
-t Force pseudo-tty allocation. This can be used to execute arbi-
trary screen-based programs on a remote machine, which can be
very useful, e.g., when implementing menu services. Multiple -t
options force tty alloca...
Switching to a TabBar tab view programmatically?
... the following code snippet works
tabBarController = [[UITabBarController alloc] init];
.
.
.
tabBarController.selectedViewController = [tabBarController.viewControllers objectAtIndex:4];
goes to the fifth tab in the bar.
...
How do I escape a single quote?
...
@coding_idiot Have a look at the different tokens a HTML parser may encounter during the parsing process. Each state has a different set of parsing rules that are triggered based on the input. Not every state allows character references. Now if you look at the attribu...
Is there a Google Keep API? [closed]
...rles proxy, got the URLs and so on, but the problem is that there are some tokens and IDs that you need to know how to generate it, and only Google does.
– Bruno Lemos
Aug 4 '14 at 1:45
...
How to correctly use the extern keyword in C
...les: on variables it doesn't instantiate the variable itself, i.e. doesn't allocate any memory. This needs to be done somewhere else. Thus it's important if you want to import the variable from somewhere else. For functions, this only tells the compiler that linkage is extern. As this is the default...
Number of occurrences of a character in a string [duplicate]
...rge and (almost) entirely made up of repeated delimiters (&), it could allocate 12-24x the original size of the string due to object overheads in .Net. I would go with the second approach, and if that's not fast enough then write a for loop.
– Niall Connaughton
...
Initialize a nested struct
...
You also could allocate using new and initialize all fields by hand
package main
type Configuration struct {
Val string
Proxy struct {
Address string
Port string
}
}
func main() {
c := new(Configurati...
How to delete a row by reference in data.table?
...nce yet.
data.table can add and delete columns by reference since it over-allocates the vector of column pointers, as you know. The plan is to do something similar for rows and allow fast insert and delete. A row delete would use memmove in C to budge up the items (in each and every column) after t...
Deadly CORS when http://localhost is the origin
....
The following code works for me with POST to LocalHost with Chrome
<?php
if (isset($_SERVER['HTTP_ORIGIN'])) {
//header("Access-Control-Allow-Origin: {$_SERVER['HTTP_ORIGIN']}");
header("Access-Control-Allow-Origin: *");
header('Access-Control-Allow-Credentials: true');
hea...
UINavigationBar Hide back Button Text
...
Objective-C
[self.navigationItem setBackBarButtonItem:[[UIBarButtonItem alloc] initWithTitle:@"" style:UIBarButtonItemStylePlain target:nil action:nil]];
Swift
self.navigationItem.backBarButtonItem = UIBarButtonItem(title: "", style: .plain, target: nil, action: nil)
This should be done on t...