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php var_dump() vs print_r()
What is the difference between var_dump() and print_r() in terms of spitting out an array as string?
12 Answers
...
Capture characters from standard input without waiting for enter to be pressed
... char buf = 0;
struct termios old = {0};
if (tcgetattr(0, &old) < 0)
perror("tcsetattr()");
old.c_lflag &= ~ICANON;
old.c_lflag &= ~ECHO;
old.c_cc[VMIN] = 1;
old.c_cc[VTIME] = 0;
if (tcsetattr(0, TCSANOW, &old...
Difference between object and class in Scala
...ompanion object of class C; note that the companion object is not automatically an instance of C.
Also see Scala documentation for object and class.
object as host of static members
Most often, you need an object to hold methods and values/variables that shall be available without having to firs...
How to convert SSH keypairs generated using PuTTYgen (Windows) into key-pairs used by ssh-agent and
... ssh from the windows command line using passwordless keys for me (specifically for git access). Would have saved me hours of pain if I had seen it earlier! Thanks!
– cori
Jan 25 '13 at 12:20
...
How to set target hosts in Fabric file
... @MikhailKorobov: When I followed your link, I saw "Welcome to nginx!". All the requests to code.fabfile.org domain have responses like that.
– Tadeck
Apr 4 '12 at 19:40
...
Git pull a certain branch from GitHub
...er-branch
Git is basically doing this:
$ git fetch origin other-branch && git merge other-branch
That is, a pull is just a fetch followed by a merge. However, when pull-ing, Git will only merge other-branch if it can perform a fast-forward merge. A fast-forward merge is a merge in which...
event.preventDefault() function not working in IE
...d those lines :
try {
e.keyCode = 0;
}catch (e) {}
Here is a full example for IE7/8 only :
document.attachEvent("onkeydown", function () {
var e = window.event;
//Ctrl+F or F3
if (e.keyCode === 114 || (e.ctrlKey && e.keyCode === 70)) {
//Prevent for Ctrl+...
...
What does cherry-picking a commit with Git mean?
....
This is in contrast with other ways such as merge and rebase which normally apply many commits onto another branch.
Make sure you are on the branch you want to apply the commit to.
git checkout master
Execute the following:
git cherry-pick <commit-hash>
N.B.:
If you cherry-pick f...
How do you reinstall an app's dependencies using npm?
...ode modules (be sure you are in the project folder).
rm -rf node_modules && npm install
You can also run npm cache clean after removing the node_modules folder to be sure there aren't any cached dependencies.
shar...
CodeIgniter - accessing $config variable in view
... come to picture you have to access like this for example I include an app.php in config folder I have a variable
$config['50001'] = "your message"
Now I want access in my controller or model .
Try following two cases one should work
case1:
$msg = $this->config->item('ur config file...