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while (1) Vs. for (;;) Is there a speed difference?
...7
8 <0> unstack v ->4
-e syntax OK
Likewise in GCC:
#include <stdio.h>
void t_while() {
while(1)
printf("foo\n");
}
void t_for() {
for(;;)
printf("foo\n");
}
.file "test.c"
.section .rodata
.LC0:
.string "foo"
.text
.globl t...
What is that “total” in the very first line after ls -l? [closed]
...
That is the total number of file system blocks, including indirect blocks, used by the listed files. If you run ls -s on the same files and sum the reported numbers you'll get that same number.
sh...
what is the best way to convert a json formatted key value pair to ruby hash with symbol as key?
...
Ruby 1.9 includes this library, by the way.
– Simon Perepelitsa
Sep 4 '12 at 12:58
...
Prevent unit tests but allow integration tests in Maven
...ilsafe, tests will be skipped; it will also run all other necessary phases including pre-integration and post-integration, and will also run the verify goal which is required to actually fail your maven build if your integration tests fail.
Note that this redefines the property used to specify that...
PHP json_encode encoding numbers as strings
... I will change the original regex to ` "/\"(\d+\.?\d*)\"/" ` to include decimals, another note is that guys who use JSON_NUMERIC_CHECK will face the problem when a string is also a correct number in scientific notation. e.g, 19E008. JSON_NUMERIC_CHECK will convert it to 190000...
...
ExecJS::RuntimeError on Windows trying to follow rubytutorial
...rhino - Mozilla Rhino embedded within JRuby
Node.js
Apple JavaScriptCore - Included with Mac OS X
Microsoft Windows Script Host (JScript)
(from github.com/sstephenson/execjs#execjs )
3) Actually fixing the issue / Learning - Use the knowledge of options 1 and 2 to search for other solutions. I ca...
Java project in Eclipse: The type java.lang.Object cannot be resolved. It is indirectly referenced f
...d another JRE, pointing to the 'jre' folder under your JDK folder. (jre is included in the jdk). Make sure you chose the new jre.
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Implementing Fast and Efficient Core Data Import on iOS 5
... which, ostensibly, pushes modifications out to the other child
contexts including the main context:
In your configuration, you have two children (the main MOC and the background MOC), both parented to the "master."
When you save on a child, it pushes the changes up into the parent. Other chil...
Sorting a Python list by two fields
...ndle the situation where you want some of the columns reverse sorted, just include the 'reverse=True' parameter when necessary.
Otherwise you can pass multiple parameters to itemgetter or manually build a tuple. That is probably going to be faster, but has the problem that it doesn't generalise wel...
When to use thread pool in C#? [closed]
...he "Getting Started" section. The e-book provides a great introduction and includes a wealth of advanced threading information as well.
Knowing whether or not to use the thread pool is just the beginning. Next you will need to determine which method of entering the thread pool best suits your needs...