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How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators dif

...edited Apr 13 '16 at 6:59 Rizier123 55k1616 gold badges7777 silver badges119119 bronze badges answered Sep 17 '08 at 6:57 ...
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Restore the state of std::cout after manipulating it

... { boost::io::ios_flags_saver ifs(x); x << std::hex << 123; } share | improve this answer | follow | ...
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How to replace list item in best way

... item. List<string> listOfStrings = new List<string> {"abc", "123", "ghi"}; listOfStrings[listOfStrings.FindIndex(ind=>ind.Equals("123"))] = "def"; share | improve this answer ...
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How do I create multiple submit buttons for the same form in Rails?

... Similar solution to one suggested by @vss123 without using any gems: resources :plan do post :save, constraints: lambda {|req| req.params.key?(:propose)}, action: :propose post :save, constraints: lambda {|req| req.params.key?(:finalize)}, action: :finalize end...
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How to convert String to long in Java?

...g -> Long, Long.valueOf(primitiveLong). So Long number = Long.valueOf("123"), Long number = Long.parseLong("123") and Long number = Long.valueOf(Long.parseString("123") all end up doing pretty much the same thing. What you do want to be careful about is not calling constructors of the boxed pri...
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Matplotlib scatter plot with different text at each data point

...3.51468, 3.02199] z = [0.15, 0.3, 0.45, 0.6, 0.75] n = [58, 651, 393, 203, 123] fig, ax = plt.subplots() ax.scatter(z, y) for i, txt in enumerate(n): ax.annotate(txt, (z[i], y[i])) There are a lot of formatting options for annotate(), see the matplotlib website: ...
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How to unset a JavaScript variable?

...hen the target isn't an object property. e.g., (function() { var foo = 123; delete foo; // wont do anything, foo is still 123 var bar = { foo: 123 }; delete bar.foo; // foo is gone }()); But since global variables are actually members of the window object, it works. When prototype c...
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Convert text into number in MySQL query

... You can use CAST() to convert from string to int. e.g. SELECT CAST('123' AS INTEGER); share | improve this answer | follow | ...
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Finding out whether a string is numeric or not

... this is true for @"231.123" so: // newString consists only of the digits 0 through 9 and the . character – Nicolas Tyler Nov 14 '13 at 8:40 ...
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C#操作XML小结 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...mlSchema("your xmlfile name"); 第二种方法: <aaa> <add key="123" value="321"/> </aaa> 如果我要找到123然后取到321应该怎么写呢? using System.XML; XmlDataDocument xmlDoc = new System.Xml.XmlDataDocument(); xmlDoc.Load(@"c:/Config.xml"); XmlElement elem = xmlDoc....