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How do I check if a number is positive or negative in C#?
How do I check if a number is positive or negative in C#?
17 Answers
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Java Replacing multiple different substring in a string at once (or in the most efficient way)
...attern changes frequently).
Below is a full example, based on a list of tokens taken from a map. (Uses StringUtils from Apache Commons Lang).
Map<String,String> tokens = new HashMap<String,String>();
tokens.put("cat", "Garfield");
tokens.put("beverage", "coffee");
String template = "%...
Detecting touch screen devices with Javascript
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+1 for doing hover and click both. One other way could be using CSS media queries and using some styles only for smaller screens / mobile devices, which are the ones most likely to have touch / tap functionality. So if you have some specific styles via...
Mod in Java produces negative numbers [duplicate]
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andrewmuandrewmu
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Linux: copy and create destination dir if it does not exist
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mkdir -p "$d" && cp file "$d"
(there's no such option for cp).
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Calculating the difference between two Java date instances
...class in Scala and want to compare a Date object and the current time. I know I can calculate the delta by using getTime():
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Github (SSH) via public WIFI, port 22 blocked
...rrently on a public WIFI spot and I'm unable to use SSH (they probably blocked that port). However, I need that connection to do a git push .
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jQuery check if an input is type checkbox?
I'd like to find out if an input is a checkbox or not, and the following doesn't work:
6 Answers
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HttpServletRequest - how to obtain the referring URL?
I need to log URLs that are linking to my site in a Java Servlet.
4 Answers
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How to parse a JSON string into JsonNode in Jackson?
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A slight variation on Richards answer but readTree can take a string so you can simplify it to:
ObjectMapper mapper = new ObjectMapper();
JsonNode actualObj = mapper.readTree("{\"k1\":\"v1\"}");
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