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How to avoid java.util.ConcurrentModificationException when iterating through and removing elements
...le of the second option, removing any strings with a length greater than 5 from a list:
List<String> list = new ArrayList<String>();
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for (Iterator<String> iterator = list.iterator(); iterator.hasNext(); ) {
String value = iterator.next();
if (value.length() > 5) {
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Environment variables in Mac OS X
...nt variables used by launchd (and child processes, i.e. anything you start from Spotlight) using launchctl setenv.
For example, if you want to mirror your current path in launchd after setting it up in .bashrc or wherever:
PATH=whatever:you:want
launchctl setenv PATH $PATH
Environment variables ...
Handle file download from ajax post
... would navigate the browser to the POST URL. I don't want to navigate away from the page. I want to perform the request in the background, process the response and present it to the client.
– Pavle Predic
Apr 18 '13 at 15:30
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What is CDATA in HTML? [duplicate]
...d can lead to cross-site scripting vulnerabilities if used to display data from untrusted sources, since the two kinds of parsers will disagree on where the CDATA section ends.
A brief SGML tutorial.
Also, see the Wikipedia entry on CDATA.
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Reactjs convert html string to jsx
... worth playing it safe to sanitize the content using the sanitize function from the dompurify npm package if you're getting that information from an external API.
– Barry Michael Doyle
Jan 27 at 8:10
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How to drop columns using Rails migration
...or instance:
remove_column :users, :hobby
would remove the hobby Column from the users table.
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“Assert in junit.framework has been deprecated” - what next to use?
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As it seems the Assert class has been moved from junit.framework to org.junit.Assert in JUnit 4.0 - you can use that instead, it's not deprecated.
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How do you deal with configuration files in source control?
... Then, each developer has their own override config file which is excluded from source control. The app first loads the default, and then if the override file is present, loads that and uses any settings from the override in preference to the default file.
In general, the smaller the override file ...
Bash tool to get nth line from a file
...here's a Bash tool that specifically extracts a line (or a range of lines) from a file.
19 Answers
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How do I reference an existing branch from an issue in GitHub?
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Directly from GitHub:
References
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User@SHA ref: mojombo@be6a8cc1c1ecfe9489fb51e4869af15a13fc2cd2
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