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What is the difference between varchar and nvarchar?
... and Unicode is the cure for codepage problems. With cheap disk and memory nowadays, there is really no reason to waste time mucking around with code pages anymore.
All modern operating systems and development platforms use Unicode internally. By using nvarchar rather than varchar, you can avoid do...
How to make an introduction page with Doxygen
...es, types etc. - everything that I placed as Doxygen comments in the code. Now I want to write some general information about SDK (kind of introduction), which is not related directly to any code element. I want to place this introduction on the documentation start page. How can I do this?
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Soft hyphen in HTML ( vs. ­)
...irksMode is right -- there's no good way to use soft hyphens in HTML right now. See what you can do to go without them.
2013 edit: According to QuirksMode, ­ now works/is supported on all major browsers.
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How do I convert an existing callback API to promises?
...ferreds you can do the following (let's use Q for this example, although Q now supports the new syntax which you should prefer):
function getStuffAsync(param) {
var d = Q.defer();
getStuff(param, function(err, data) {
if (err !== null) d.reject(err);
else d.resolve(data);
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Subclassing a Java Builder class
...Builder<?> builder) {
calories = builder.calories;
}
}
Now instantiate the base builder with the derived class builder as the generic argument.
public class GMOFacts extends NutritionFacts {
private final boolean hasGMO;
public static class Builder extends NutritionFac...
Validation failed for one or more entities. See 'EntityValidationErrors' property for more details [
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To be honest I don't know how to check the content of the validation errors. Visual Studio shows me that it's an array with 8 objects, so 8 validation errors.
Actually you should see the errors if you drill into that array in Visual studio durin...
Python multiprocessing PicklingError: Can't pickle
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pip install pathos now works, and pathos is python 3 compatible.
– Mike McKerns
Jul 21 '16 at 16:16
4
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What is the difference between LR, SLR, and LALR parsers?
What is the actual difference between LR, SLR, and LALR parsers? I know that SLR and LALR are types of LR parsers, but what is the actual difference as far as their parsing tables are concerned?
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Why do some websites add “Slugs” to the end of URLs? [closed]
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The slugs make the URL more user-friendly and you know what to expect when you click a link. Search engines such as Google, rank the pages higher if the searchword is in the URL.
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How can I automatically deploy my app after a git push ( GitHub and node.js)?
...r on your machine as a global node module: sudo npm install supervisor -g
Now simply run your node app with node-supervisor and it'll watch for changes to files in your working directory:
supervisor /home/path/to/your/www/server.js (note supervisor instead of node).
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