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How to set commands output as a variable in a batch file
...
FOR /F "tokens=* USEBACKQ" %%F IN (`command`) DO (
SET var=%%F
)
ECHO %var%
I always use the USEBACKQ so that if you have a string to insert or a long file name, you can use your double quotes without screwing up the command.
Now ...
Hashing a file in Python
...81130cf2b7e09f4686dc273cf7187e
SHA1: 91d50642dd930e9542c39d36f0516d45f4e1af0d
$ md5 bigfile
MD5 (bigfile) = a981130cf2b7e09f4686dc273cf7187e
$ shasum bigfile
91d50642dd930e9542c39d36f0516d45f4e1af0d bigfile
Hope that helps!
Also all of this is outlined in the linked question on the right hand si...
Detect when browser receives file download
...avaScript on the client.
The client algorithm:
Generate a random unique token.
Submit the download request, and include the token in a GET/POST field.
Show the "waiting" indicator.
Start a timer, and every second or so, look for a cookie named "fileDownloadToken" (or whatever you decide).
If the ...
How do I safely pass objects, especially STL objects, to and from a DLL?
...ed with different compilers.
To mitigate this, all memory will have to be allocated into a shared heap, and deallocated from the same heap. Fortunately, Windows provides APIs to help with this: GetProcessHeap will let you access the host EXE's heap, and HeapAlloc/HeapFree will let you allocate and ...
How can I hash a password in Java?
...c;
/**
* Hash passwords for storage, and test passwords against password tokens.
*
* Instances of this class can be used concurrently by multiple threads.
*
* @author erickson
* @see <a href="http://stackoverflow.com/a/2861125/3474">StackOverflow</a>
*/
public final class Pass...
How can I use break or continue within for loop in Twig template?
...
A way to be able to use {% break %} or {% continue %} is to write TokenParsers for them.
I did it for the {% break %} token in the code below. You can, without much modifications, do the same thing for the {% continue %}.
AppBundle\Twig\AppExtension.php:
namespace AppBundle\Twig;
class...
Uncaught SyntaxError: Unexpected token with JSON.parse
... it attempts json.parse('[object Array]') which complains it didn't expect token o after [.
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$location / switching between html5 and hashbang mode / link rewriting
...wanted to be able to access my application with the HTML5 mode and a fixed token and then switch to the hashbang method (to keep the token so the user can refresh his page).
URL for accessing my app:
http://myapp.com/amazing_url?token=super_token
Then when the user loads the page:
http://myapp.c...
Best way for a 'forgot password' implementation? [closed]
...opriate way to implement this would be - send the temporary password-reset token as an email in plain-text to the user (but never store it as plain-text in the DB) - after user enters this temp immediately force him to re-enter a new password. - for the paranoid, ensure that your smtp server has ssl...
Why would one omit the close tag?
...ly contains some magic to eat up single linebreaks after the ?> closing token. Albeit that has historic issues, and leaves newcomers still susceptible to flaky editors and unawarely shuffling in other whitespace after ?>.
Stylistically some developers prefer to view <?php and ?> as SGML ...