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Is the sizeof(some pointer) always equal to four?
For example:
sizeof(char*) returns 4. As does int* , long long* , everything that I've tried. Are there any exceptions to this?
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When should you not use virtual destructors?
...ays that if you were to copy from an object with POD type into an array of chars (or unsigned chars) and back again, then the result will be the same as the original object.]
Modern C++
In recent versions of C++, the concept of POD was split between the class layout and its construction, copying a...
Getting request payload from POST request in Java servlet
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String payloadRequest = getBody(request);
Using this method
public static String getBody(HttpServletRequest request) throws IOException {
String body = null;
StringBuilder stringBuilder = new StringBuilder();
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How to compare strings ignoring the case
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You're looking for casecmp. It returns 0 if two strings are equal, case-insensitively.
str1.casecmp(str2) == 0
"Apple".casecmp("APPLE") == 0
#=> true
Alternatively, you can convert both strings to lower case (str.downcase) and compare for equality.
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Escaping HTML strings with jQuery
Does anyone know of an easy way to escape HTML from strings in jQuery ? I need to be able to pass an arbitrary string and have it properly escaped for display in an HTML page (preventing JavaScript/HTML injection attacks). I'm sure it's possible to extend jQuery to do this, but I don't know enoug...
Preferred method to store PHP arrays (json_encode vs serialize)
...2.180496931076 seconds
JSON decoded in 9.8368630409241 seconds
serialized "String" size : 13993
Native PHP :
PHP serialized in 2.9125759601593 seconds
PHP unserialized in 6.4348418712616 seconds
serialized "String" size : 20769
Igbinary :
WIN igbinary serialized in 1.6099879741669 secon...
how to get the last character of a string?
How to get the last character of the string:
12 Answers
12
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string.Join on a List or other type
I want to turn an array or list of ints into a comma delimited string, like this:
7 Answers
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Convert XML to JSON (and back) using Javascript
...onvert JSON to XML DOM Object
X2JS.xml_str2json - Convert XML specified as string to JSON
X2JS.json2xml_str - Convert JSON to XML string
Online Demo on http://jsfiddle.net/abdmob/gkxucxrj/1/
var x2js = new X2JS();
function convertXml2JSon() {
$("#jsonArea").val(JSON.stringify(x2js.xml_str2json...
Upgrading PHP in XAMPP for Windows?
...ep 4 is not needed. After doing the rest I also copied the php.ini and php/extras from the backup folder. (It was also mentioned in the comments of the article, that helped me too)
– Musa Haidari
Aug 15 '14 at 8:21
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