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Mercurial for Beginners: The Definitive Practical Guide
....hgignore
There are two syntax options available for file matching, glob and regexp. glob is unix-like filename expansion and regexp is regular expressions. You activate each by adding syntax: glob or syntax: regexp on a line by itself. All lines following that will use that syntax, until the next...
What is the Java ?: operator called and what does it do?
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Yes, it is a shorthand form of
int count;
if (isHere)
count = getHereCount(index);
else
count = getAwayCount(index);
It's called the conditional operator. Many people (erroneously) call it the ternary operator, because it's the only te...
Adding a build configuration in Xcode
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I ran into this same problem and figured it out. Here is a screenshot of the problem. I want to duplicate my "Release" configuration, but the option to do so is disabled. Why?
The answer is hiding behind this little button here (circled in red)...
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Improve INSERT-per-second performance of SQLite
...sider a less paranoid journal mode (pragma journal_mode). There is NORMAL, and then there is OFF, which can significantly increase insert speed if you're not too worried about the database possibly getting corrupted if the OS crashes. If your application crashes the data should be fine. Note that in...
Practical non-image based CAPTCHA approaches?
...A support to Stack Overflow. This is necessary to prevent bots, spammers, and other malicious scripted activity. We only want human beings to post or edit things here!
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Where is the IIS Express configuration / metabase file found?
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For the reference, the command to start IIS Express, as per documentation): > iisexpress /config:config-file /site:site-name, where config-file is a full path to applicationhost.config. See also answer by @CosCallis about the easiest way...
How can I catch a “catchable fatal error” on PHP type hinting?
...otes) that is not derived from Exception but Error; it's still a Throwable and can be handled with a normal try-catch block. see https://wiki.php.net/rfc/throwable-interface
E.g.
<?php
class ClassA {
public function method_a (ClassB $b) { echo 'method_a: ', get_class($b), PHP_EOL; }
}
class C...
Capture screenshot of active window?
I am making a screen capturing application and everything is going fine. All I need to do is capture the active window and take a screenshot of this active window. Does anyone know how I can do this?
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Get an object properties list in Objective-C
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@boliva's answer is good, but needs a little extra to handle primitives, like int, long, float, double, etc.
I built off of his to add this functionality.
// PropertyUtil.h
#import
@interface PropertyUtil : NSObject
+ (NSDictionary *)classPropsFor:(Class)klass;
@end
// Pr...
knitr Markdown highlighting in Emacs?
...y Emacs-ESS has no highlighting for Rmd documents or even simple markdown (and by the way your linked article doesn't claim so). As for the former you need polymode and for the latter markdown.el. Besides, if all you want is to just switch the ESS engine from Sweave to knitr (without highlighting!)...