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Grab a segment of an array in Java without creating a new array on heap
...ava that will return a segment of an array. An example would be to get the byte array containing the 4th and 5th bytes of a byte array. I don't want to have to create a new byte array in the heap memory just to do that. Right now I have the following code:
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PHP variables in anonymous functions
...ou can drop the & when passing an object, since they are always passed by reference...and don't forget your type-hint :) E.g.: function() use (PDO $pdo) {
– keyboardSmasher
Nov 23 '13 at 1:15
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Restful way for deleting a bunch of items
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DELETE can potentially have the body ignored by HTTP infrastructure: stackoverflow.com/questions/299628/…
– Luke Puplett
Dec 9 '15 at 18:19
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Windows batch: echo without new line
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Warning: This will change ERRORLEVEL to 1. See answer by @xmechanix.
– CoperNick
May 12 '14 at 14:21
6
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PostgreSQL: Difference between text and varchar (character varying)
... that the rules (and attempted violations/retries) can be handled smoothly by the UI. If someone does still want to do this sort of thing in the database they could use constraints. See blog.jonanin.com/2013/11/20/postgresql-char-varchar which includes "an example of using TEXT and constraints to cr...
Using reflect, how do you set the value of a struct field?
...e marshals and unmarshals JSON from and to Go structures.
Here's a step-by-step example which sets the value of a struct field while carefully avoiding errors.
The Go reflect package has a CanAddr function.
func (v Value) CanAddr() bool
CanAddr returns true if the value's
address can be ...
Why does GitHub recommend HTTPS over SSH?
...s the easiest to set up on the widest range of networks and platforms, and by users who are new to all this.
There is no inherent flaw in SSH (if there was they would disable it) -- in the links below, you will see that they still provide details about SSH connections too:
HTTPS is less likely to...
How can I know which parts in the code are never used?
...the subject, and have the time and inclination to actually work out a tool by yourself, I would suggest using the Clang libraries to build such a tool.
Use the Clang library to get an AST (abstract syntax tree)
Perform a mark-and-sweep analysis from the entry points onward
Because Clang will par...
How can I create a temp file with a specific extension with .NET?
...le on the probabilty of a collision:
...one's annual risk of being hit by a
meteorite is estimated to be one
chance in 17 billion [19], that means
the probability is about 0.00000000006
(6 × 10−11), equivalent to the odds of
creating a few tens of trillions of
UUIDs in a year and ...
What is the difference between UTF-8 and ISO-8859-1?
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UTF-8 is a multibyte encoding that can represent any Unicode character. ISO 8859-1 is a single-byte encoding that can represent the first 256 Unicode characters. Both encode ASCII exactly the same way.
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