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How to fast-forward a branch to head?
... reset first do git reflog, that displays the state of the HEAD in reverse order, find the hash the HEAD was pointing to before the reset operation (usually obvious) and hard reset the branch to that hash.
How does OAuth 2 protect against things like replay attacks using the Security Token?
As I understand it, the following chain of events occurs in OAuth 2 in order for Site-A to access User's information from Site-B .
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How to determine SSL cert expiration date from a PEM encoded certificate?
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Here's my bash command line to list multiple certificates in order of their expiration, most recently expiring first.
for pem in /etc/ssl/certs/*.pem; do
printf '%s: %s\n' \
"$(date --date="$(openssl x509 -enddate -noout -in "$pem"|cut -d= -f 2)" --iso-8601)" \
"$pem"
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Call a REST API in PHP
...drawback is that your PHP installation must have fopen wrappers enabled in order to access URLs. If fopen wrappers is not enabled, you will not be able to use file_get_contents for Web services requests.
– Oriol
Feb 16 '15 at 1:41
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When and why I should use session_regenerate_id()?
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You should use session_regenerate_id() in order to stop session hijacking and session fixation.
From this Security.SE answer:
Session hijacking refers to stealing the session cookie. This can be most easily accomplished when sharing a local network with other c...
How do I sort an observable collection?
...T>, IEquatable<T>
{
List<T> sorted = collection.OrderBy(x => x).ToList();
int ptr = 0;
while (ptr < sorted.Count - 1)
{
if (!collection[ptr].Equals(sorted[ptr]))
{
int idx = search(collection, ptr+1, so...
Bash: infinite sleep (infinite blocking)
... I start my window manager using /usr/bin/mywm . Now, if I kill my WM (in order to f.e. test some other WM), X will terminate too because the .xinitrc script reached EOF.
So I added this at the end of my .xinitrc :
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Python Linked List
...ite
Although doubly linked lists are famously used in Raymond Hettinger's ordered set recipe, singly linked lists have no practical value in Python.
I've never used a singly linked list in Python for any problem except educational.
Thomas Watnedal suggested a good educational resource How to Thi...
Are Mutexes needed in javascript?
... to a DB to get some values. Quickly typing data can easily lead to out-of-order results.
– thomasb
Nov 17 '17 at 16:15
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DataTrigger where value is NOT null?
...neric and use ConverterParameter to pass in a value to compare against (in order to support both comparing to NOT null and NOT 3.
– J c
Dec 10 '08 at 16:56
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