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Difference between GeoJSON and TopoJSON
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If you care about file size or topology, then use TopoJSON. If you don’t care about either, then use GeoJSON for simplicity’s sake.
The primary advantage of TopoJSON is size. By eliminating redundancy and using a more efficent ...
SQLite INSERT - ON DUPLICATE KEY UPDATE (UPSERT)
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Since 3.24.0 SQLite also supports upsert, so now you can simply write the following
INSERT INTO visits (ip, hits)
VALUES ('127.0.0.1', 1)
ON CONFLICT(ip) DO UPDATE SET hits = hits + 1;
share
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Undoing accidental git stash pop
I stashed some local changes before doing a complicated merge, did the merge, then stupidly forgot to commit before running git stash pop . The pop created some problems (bad method calls in a big codebase) that are proving hard to track down. I ran git stash show , so I at least know which file...
How to convert CharSequence to String?
How can I convert a Java CharSequence to a String ?
3 Answers
3
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'No Transport' Error w/ jQuery ajax call in IE
...m has been bugging me for some time. As a workaround I use proxy scripts located on the same site. Such scripts simply execute server-to-server non-ajax HTTP request (think of curl and WinHttp.WinHttpRequest) and pass status and data back to the caller. It works, but obviously not very efficient bec...
When to use ko.utils.unwrapObservable?
...re when to use ko.utils.unwrapObservable(item) Looking at the code, that call basically checks to see if item is an observable. If it is, return the value(), if it's not, just return the value. Looking at the section on Knockout about creating custom bindings, they have the following syntax:
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How to configure 'git log' to show 'commit date'
How can I configure git log to show commit date instead of author date ?
3 Answers
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Saving grid.arrange() plot to file
...b, on the other hand, doesn't draw anything but returns a grob g, that you can pass to ggsave(file="whatever.pdf", g).
The reason it works differently than with ggplot objects, where by default the last plot is being saved if not specified, is that ggplot2 invisibly keeps track of the latest plot, ...
How to create full compressed tar file using Python?
How can I create a .tar.gz file with compression in Python?
6 Answers
6
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Why do results vary based on curly brace placement?
...not end with a semicolon, but could be the end of a statement, are automatically terminated, so your first example looks effectively like this:
function test()
{
return; // <- notice the inserted semicolon
{
javascript: "fantastic"
};
}
See also Douglas Crockford's JS style guide, ...