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Ruby: How to iterate over a range, but in set increments?
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rng.step(n=1) {| obj | block } => rng
Iterates over rng, passing each nth element to the block. If the range contains numbers or strings, natural ordering is used. Otherwise step invokes succ to iterate through range elements. The following co...
How do you search an amazon s3 bucket?
... for Java: Listing Keys Using the AWS SDK for Java (there you'll also find PHP and C# examples).
List item Search for something in the object keys contained in that bucket; S3 does have partial support for this, in the form of allowing prefix exact matches + collapsing matches after a delimiter. Thi...
How to align 3 divs (left/center/right) inside another div?
...by adding text-align: center; to the wrapper element and a display: inline-block; to the centered element.
#container {
width:100%;
text-align:center;
}
#left {
float:left;
width:100px;
}
#center {
display: inline-block;
margin:0 auto;
width:100px;
}
#right {
floa...
Are C# events synchronous?
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To answer your questions:
Raising an event does block the thread if the event handlers are all implemented synchronously.
The event handlers are executed sequentially, one after another, in the order they are subscribed to the event.
I too was curious about the internal ...
Does Django scale? [closed]
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Yeah, blocking vs nonblocking IO does matter, as per the Tornado example. Although having said that, Tornado's not a web framework, but your application will need to be written in a way that takes advantage of nonblocking IO.
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Best way to extract a subvector from a vector?
...ary. For more information about gsl, see: http://www.modernescpp.com/index.php/c-core-guideline-the-guidelines-support-library.
There are several gsl implementations . For example: https://github.com/martinmoene/gsl-lite
C++20 provides an implementation of span. You would use std::span and #include ...
Creating Unicode character from its number
...be done:
// this character:
// http://www.isthisthingon.org/unicode/index.php?page=1F&subpage=4&glyph=1F495
// using code points here, not U+n notation
// for equivalence with U+n, below would be 0xnnnn
int codePoint = 128149;
// converting to char[] pair
char[] charPair = Character.toChars...
Function vs. Stored Procedure in SQL Server
...--------------+
| We can use exception handling | We can't use Try-Catch block in UDF. |
| using Try-Catch block in SP. | |
+---------------------------------+----------------------------------------+
...
Java Enum Methods - return opposite direction enum
...led?" if you are asking about static{...} then it is static initialization block, it is code invoked when class is loaded first time (it is part of same process which initialize static fields).
– Pshemo
Jul 7 '14 at 13:47
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Indenting #defines
...andled by the pre-processor, before the compiler ever sees your code, so a block of code after an #ifdef directive may not even be compiled.
Keeping directives visually separated from the rest of your code is more important when they are interspersed with code (rather than a dedicated block of dire...