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When do you use map vs flatMap in RxJava?
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Observable.from(jsonFile).map(new Func1<File, String>() {
@Override public String call(File file) {
try {
return new Gson().toJson(new FileReader(file), Object.class);
} catch (FileNotFoundException e) {
// this exception is a part of rx-java
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Cross-browser multi-line text overflow with ellipsis appended within a fixed width and height
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Just a quick basic idea.
I was testing with the following markup:
<div id="fos">
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin nisi ligula, dapibus a volutpat sit amet, mattis et dui. Nunc porttitor accumsan o...
Limit file format when using ?
...still, the accept attribute of <input type = "file"> can help to provide a filter in the file select dialog box of the OS. For example,
<!-- (IE 10+, Edge (EdgeHTML), Edge (Chromium), Chrome, Firefox 42+) -->
<input type="file" accept=".xls,.xlsx" />
should provide a way ...
Deleting all records in a database table
...elete_all.
Post.delete_all
or with a criteria
Post.delete_all "person_id = 5 AND (category = 'Something' OR category = 'Else')"
See here for more information.
The records are deleted without loading them first which makes it very fast but will break functionality like counter cache that depe...
CSS content generation before or after 'input' elements [duplicate]
... specify which content should be inserted before (or after) the content inside of that element. input elements have no content.
E.g. if you write <input type="text">Test</input> (which is wrong) the browser will correct this and put the text after the input element.
The only thing you ...
How do you see recent SVN log entries?
...g spits out an incredibly long, useless list on a command line. I have no idea why that is the default. If I wanted to read (or even could read) 300 entries on the terminal, I wouldn't mind typing svn log --full or something similar.
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Eclipse debugger always blocks on ThreadPoolExecutor without any obvious exception, why?
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In my case stackoverflow.com/questions/8911146/… it didn't help :-(
– Gangnus
Jan 18 '12 at 15:27
5
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How to define two angular apps / modules in one page?
I'm trying to add two angular apps / modules to one page.
In the fiddles below you can see that always only the first module, referenced in the html code, will work correctly, whereas the second is not recognized by angular.
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if checkbox is checked, do this
...roperties of an element. The article specifically treats the use of .attr("id") but in the case that #checkbox is an <input type="checkbox" /> element the issue is the same for $(...).attr('checked') (or even $(...).is(':checked')) vs. this.checked.
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Convert JSON to Map
...ou work with Maven project, you will need <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>2.4.4</version> </dependency>
– LoBo
Nov 2 '15 a...