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I need to pop up and trash away a “middle” commit in my master branch. How can I do it?
..., in the following master branch, I need to trash just the commit af5c7bf16e6f04321f966b4231371b21475bc4da, which is the second due to previous rebase:
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Redis command to get all available keys?
...wered Mar 9 '11 at 21:40
yojimbo87yojimbo87
57.1k2121 gold badges118118 silver badges128128 bronze badges
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WebSockets vs. Server-Sent events/EventSource
...XG Firewall, WatchGuard, McAfee Web Gateway).
HTML5Rocks has some good information on SSE. From that page:
Server-Sent Events vs. WebSockets
Why would you choose Server-Sent Events over WebSockets? Good question.
One reason SSEs have been kept in the shadow is because later APIs like...
How to import local packages without gopath
...hogonal to any parent/child relations of packages. The only real hierarchy formed by packages is the dependency tree, which in the general case does not reflect the directory tree.
Just use
import "myproject/packageN"
and don't fight the build system for no good reason. Saving a dozen of charact...
How to hash a string into 8 digits?
...digits using modulo operations or string slicing operations on the integer form of the hash:
>>> s = 'she sells sea shells by the sea shore'
>>> # Use hashlib
>>> import hashlib
>>> int(hashlib.sha1(s).hexdigest(), 16) % (10 ** 8)
58097614L
>>> # Use h...
How can I convert a hex string to a byte array? [duplicate]
... //For lowercase a-f letters:
//return val - (val < 58 ? 48 : 87);
//Or the two combined, but a bit slower:
return val - (val < 58 ? 48 : (val < 97 ? 55 : 87));
}
// also works on .NET Micro Framework where (in SDK4.3) byte.Parse(string) only permits integer ...
How does this milw0rm heap spraying exploit work?
...t's binary data encoded as a string, which JavaScript is decoding.
Common form of XSS also.
You can see all the encoding tricks here:
http://www.owasp.org/index.php/Category:OWASP_CAL9000_Project
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What are the First and Second Level caches in Hibernate?
...ll need 1st level cache in most cases. Otherwise you will have very BAD PERFORMANCE problem like N+1 query, or no eager pre-fetch cache, or query once every time you access an attribute.
– Dennis C
Apr 3 '13 at 2:41
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How do I give text or an image a transparent background using CSS?
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@grm: W3C considered introducing a #RRGGBBAA hex code format, but they decided not to (for various reasons), so we can't.
– outis
Dec 15 '12 at 6:59
95
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Correct way to use get_or_create?
I'm trying to use get_or_create for some fields in my forms, but I'm getting a 500 error when I try to do so.
5 Answers
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