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How to remove all line breaks from a string

...match all variants is /\r?\n|\r/ If you want to match all newlines in a string, use a global match, /\r?\n|\r/g respectively. Then proceed with the replace method as suggested in several other answers. (Probably you do not want to remove the newlines, but replace them with other whitespace, f...
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How do iOS Push Notifications work?

...e those notifications. Each device establishes an accredited and encrypted IP connection with the service and receives notifications over this persistent connection. Providers connect with APNs through a persistent and secure channel while monitoring incoming data intended for their client applicati...
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“PKIX path building failed” and “unable to find valid certification path to requested target”

... certificates. */ public class InstallCert { public static void main(String[] args) throws Exception { String host; int port; char[] passphrase; if ((args.length == 1) || (args.length == 2)) { String[] c = args[0].split(":"); host = c[0];...
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The entity type is not part of the model for the current context

...have a number of reasons. In my case, it was the following: The connection string (in Web.config) generated by the .edmx was invalid. After almost a day of trying everything, I changed the connection string from the EF string to an ADO.NET string. This solved my issue. For example, the EF string lo...
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How can I force Powershell to return an array when a call only returns one object?

...ve a Count property. Single objects (scalar) do not have a Count property. Strings have a length property so you might get false results, use the Count property: if (@($serverIps).Count -le 1)... By the way, instead of using a wildcard that can also match strings, use the -as operator: [array]$s...
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When should static_cast, dynamic_cast, const_cast and reinterpret_cast be used?

...ventData is a structure e.g. // typedef struct _EventData { // std::string id; // std:: string remote_id; // } EventData; // On Some Situation a void pointer *pData // has been static_casted as // EventData* pointer EventData *evtdata = static_cast<EventData*>(pData); ...
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What are the basic rules and idioms for operator overloading?

...oo { public: // Overloaded call operator int operator()(const std::string& y) { // ... } }; Usage: foo f; int a = f("hello"); Throughout the C++ standard library, function objects are always copied. Your own function objects should therefore be cheap to copy. If a functi...
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How can I send an inner to the bottom of its parent ?

...t! Situation : I had to do the same thign only i was not able to add any extra divs, therefore i was stuck with what i had and rather than removing innerHTML and creating another via javascript almost like 2 renders i needed to have the content at the bottom (animated bar). Solution: Given how t...
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Java URL encoding of query string parameters

...y to go. You only need to keep in mind to encode only the individual query string parameter name and/or value, not the entire URL, for sure not the query string parameter separator character & nor the parameter name-value separator character =. String q = "random word £500 bank $"; String url =...
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Coding in Other (Spoken) Languages

...r does not how to proper write english vars names. The worst I've seen is "String employiNeim" hehe ( nahh just kidding ) but I've seen things really close to that before. – OscarRyz Oct 15 '08 at 22:08 ...