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Why there can be only one TIMESTAMP column with CURRENT_TIMESTAMP in DEFAULT clause?

... has been lifted in recent versions of MySQL: Changes in MySQL 5.6.5 (2012-04-10, Milestone 8) Previously, at most one TIMESTAMP column per table could be automatically initialized or updated to the current date and time. This restriction has been lifted. Any TIMESTAMP column definitio...
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How do I filter an array with AngularJS and use a property of the filtered object as the ng-model at

... answered Jul 30 '13 at 11:50 JB NizetJB Nizet 613k7878 gold badges10641064 silver badges11381138 bronze badges ...
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What is the shortest function for reading a cookie by name in JavaScript?

...onally it should be pointed out that according to the official spec (RFC 2109), the space after the semicolon which separates cookies in the document.cookie is optional and an argument could be made that it should not be relied upon. Additionally, whitespace is allowed before and after the equals si...
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convert string array to string

... string[] test = new string[2]; test[0] = "Hello "; test[1] = "World!"; string.Join("", test); share | improve this answer | follow ...
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I need to get all the cookies from the browser

...et a list of escaped key=value pairs seperated by a semicolon. secret=do%20not%20tell%you;last_visit=1225445171794 To simplify the access, you have to parse the string and unescape all entries: var getCookies = function(){ var pairs = document.cookie.split(";"); var cookies = {}; for (var ...
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PreparedStatement with list of parameters in a IN clause [duplicate]

... 102 What I do is to add a "?" for each possible value. For instance: List possibleValues = ... ...
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How to center an iframe horizontally?

... Add display:block; to your iframe css. div, iframe { width: 100px; height: 50px; margin: 0 auto; background-color: #777; } iframe { display: block; border-style:none; } <div>div</div> <iframe src="data:,iframe"></iframe> ...
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How to schedule a periodic task in Java?

... Alex 7,21088 gold badges3737 silver badges4848 bronze badges answered Oct 18 '11 at 21:44 b_erbb_erb ...
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Difference between a virtual function and a pure virtual function [duplicate]

... A pure virtual function is a virtual function whose declaration ends in =0: class Base { // ... virtual void f() = 0; // ... A pure virtual function implicitly makes the class it is defined for abstract (unlike in Java where you have a keyword to explicitly declare the class abstract). Ab...
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Cannot truncate table because it is being referenced by a FOREIGN KEY constraint?

Using MSSQL2005, can I truncate a table with a foreign key constraint if I first truncate the child table (the table with the primary key of the FK relationship)? ...