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What is the function of the push / pop instructions used on registers in x86 assembly?
...e terms. For read-only locals spilled to the stack, the main cost is just extra load uops (sometimes memory operands, sometimes with separate mov loads). For spilled non-const variables, the store-forwarding round trips are a lot of extra latency (an extra ~5c vs. forwarding directly, and the stor...
Split string to equal length substrings in Java
How to split the string "Thequickbrownfoxjumps" to substrings of equal size in Java.
Eg. "Thequickbrownfoxjumps" of 4 equal size should give the output.
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Why can't I call read() twice on an open file?
...I call it the second time, it doesn't seem to return the file content as a string?
7 Answers
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How to initialize private static members in C++?
... above if the static member variable is of const int type (e.g. int, bool, char). You can then declare and initialize the member variable directly inside the class declaration in the header file:
class foo
{
private:
static int const i = 42;
};
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Choosing a stand-alone full-text search server: Sphinx or SOLR? [closed]
... unique key for many operations, and unique keys can be either integers or strings.
Solr supports field collapsing (currently as an additional patch only) to avoid duplicating similar results. Sphinx doesn't seem to provide any feature like this.
While Sphinx is designed to only retrieve document id...
C dynamically growing array
...zeof operator, the _Alignof operator, or the unary & operator, or is a string literal used to initialize an array, an expression that has type ''array of type'' is converted to an expression with type ''pointer to type'' that points to the initial element of the array object and is not an lvalue...
Is jQuery “each()” function synchronous?
...
Same problem. So i fix like this
var y = jQuery(this).find(".extra_fields");
for(var j in y)
{
if( typeof y[j] =='object')
{
var check = parseInt(jQuery(y[j]).val());
if(check==0){
jQuery(y[j]).addClass('js_warning');
mes="Bạn vui lòn...
Set default CRAN mirror permanent in R
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I added extra information, as it wasn't worth an extra answer and a bit too much for a comment.
– Joris Meys
Dec 12 '11 at 15:04
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Can I force a UITableView to hide the separator between empty cells? [duplicate]
...ing a footer for the tableview. See this answer for more details:Eliminate Extra separators below UITableView
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Java's L number (long) specification
... 3.14159), it is assumed to be a double.
In all other cases (byte, short, char), you need the cast as there is no specific suffix.
The Java spec allows both upper and lower case suffixes, but the upper case version for longs is preferred, as the upper case L is less easy to confuse with a numeral ...