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Difference between GIT and CVS
...w revision) somebody other created new commit on the same branch and it is now in repository, CVS forces you to first update your working directory and resolve conflicts before allowing you to commit. This is not the case with Git. You first commit, saving your state in version control, then you mer...
Undefined, unspecified and implementation-defined behavior
...clude <iostream>
int main()
{
char* p = "hello!\n"; // yes I know, deprecated conversion
p[0] = 'y';
p[5] = 'w';
std::cout << p;
}
The variable p points to the string literal "hello!\n", and the two assignments below try to modify that string literal. What does this p...
What are the disadvantages of using persistent connection in PDO
...
I know a big website that has been using persistent connections for nearly a decade now. The trick is using a layer above the DB extension, and having it remember the things that need to be cleaned up by using register_shutdown_...
How to upload, display and save images using node.js and express [closed]
... For anybody looking to access 'req.files' or 'req.body', body-parser now only handles JSON, check out github.com/expressjs/multer
– Scott Meyers
Feb 25 '15 at 23:58
5
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Can I force a page break in HTML printing?
...
Just wanted to put an update. page-break-after is a legacy property now.
Official page states
This property has been replaced by the break-after property.
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Use PPK file in Mac Terminal to connect to remote connection over SSH [closed]
... install putty
Place your keys in some directory, e.g. your home folder. Now convert the PPK keys to SSH keypairs:cache search
To generate the private key:
cd ~
puttygen id_dsa.ppk -O private-openssh -o id_dsa
and to generate the public key:
puttygen id_dsa.ppk -O public-openssh -o...
How did I get a value larger than 8 bits in size from an 8-bit integer?
...w
c: 127 // woop
c: 126
c: 125
c: 124
c: 123
c: 122
Freaky ey? I don't know much about what the compiler does to expressions like i++ or i--. It's likely promoting the return value to an int and passing it. That's the only logical conclusion I can come up with because you ARE in fact getting valu...
In what cases could `git pull` be harmful?
...it of a (fake) linear history
Not cleaning up branches is good. Each repo knows what it wants to hold. Git has no notion of master-slave relationships.
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How to get element by class name? [duplicate]
... first one use:
document.getElementsByClassName('class_name')[0]
UPDATE
Now you can use:
document.querySelector(".class_name") to get the first element with the class_name CSS class (null will be returned if non of the elements on the page has this class name)
or document.querySelectorAll(".cla...
How can I stop a running MySQL query?
I connect to mysql from my Linux shell. Every now and then I run a SELECT query that is too big. It prints and prints and I already know this is not what I meant. I would like to stop the query.
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