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Best way to extract a subvector from a vector?
...eak if the vector storage is not in fact contiguous. Use begin() + 100000 etc.
– j_random_hacker
Jan 8 '09 at 6:29
2
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Evil Mode best practice? [closed]
...the emacs keys that are used more universally in terminal, firefox, cocoa, etc..., but didn't want to lose the vim editing capabilities. I ended up deciding to rebind the following keys in my .emacs:
(define-key evil-normal-state-map "\C-e" 'evil-end-of-line)
(define-key evil-insert-state-map "\C-e...
Original purpose of ? [closed]
...of the record to be deleted in this case, it will be id
For example
<?php
if(isset($_POST['delete_action'])) {
mysqli_query($connection, "DELETE FROM table_name
WHERE record_id = ".$_POST['row_to_be_deleted']);
/...
How can I upload files asynchronously?
... $.ajax({
// Your server script to process the upload
url: 'upload.php',
type: 'POST',
// Form data
data: new FormData($('form')[0]),
// Tell jQuery not to process data or worry about content-type
// You *must* include these options!
cache: false,
contentType: f...
Search and replace in bash using regular expressions
... the question correctly, is why the "full" or PCRE extensions \s\S\w\W\d\D etc don't work as supported in php ruby python etc. These extensions are from Perl-compatible regular expressions (PCRE) and may not be compatible with other forms of shell based regular expressions.
These don't work:
#!/b...
Android: Test Push Notification online (Google Cloud Messaging) [closed]
...
Found a very easy way to do this.
Open http://phpfiddle.org/
Paste following php script in box. In php script set API_ACCESS_KEY, set device ids separated by coma.
Press F9 or click Run.
Have fun ;)
<?php
// API access key from Google API's Console
define( 'API_...
Elegant way to search for UTF-8 files with BOM?
... same issue as many others: it searches all bytes in a fle, so many images etc are reported. This can be slightly improved by using RegEx instead of Hex and searching for "^\xEF\xBB\xBF" which will eliminate many images but still has files that have the BOM halfway through the file (although there s...
What column type/length should I use for storing a Bcrypt hashed password in a Database?
...40 bytes: 1 + 16 + 23
You can read more at the link above, or examine my PHP implementation, also on GitHub.
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HMAC-SHA1 in bash
...ution, but mainly to prove that the results are the same, we can also call PHP's hmac_sha1() from the command line:
[me@home]$ echo '<?= hash_hmac("sha1", "value", "key") ?>' | php
57443a4c052350a44638835d64fd66822f813319
...
Why is  appearing in my HTML? [duplicate]
...
Try:
<?php
// Tell me the root folder path.
// You can also try this one
// $HOME = $_SERVER["DOCUMENT_ROOT"];
// Or this
// dirname(__FILE__)
$HOME = dirname(__FILE__);
// Is this a Windows host ? If it is, change this line to $W...