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int value under 10 convert to string two digit number

... on my form by name: private void EmptyLabelArray() { var fmt = "Label_Row{0:00}_Col{0:00}"; for (var rowIndex = 0; rowIndex < 100; rowIndex++) { for (var colIndex = 0; colIndex < 100; colIndex++) { var lblName = String.Format(fmt, rowIndex, colIndex); ...
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Adding placeholder text to textbox

...der text it is possible to use the Windows SendMessage function to send EM_SETCUEBANNER message to our textbox to do the work for us. This can be done with two easy steps. First we need to expose the Windows SendMessage function. private const int EM_SETCUEBANNER = 0x1501; [DllImport("user32.dll...
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Why am I getting an Exception with the message “Invalid setup on a non-virtual (overridable in VB) m

...ethods and sealed classes. While running a test using mock object, MOQ actually creates an in-memory proxy type which inherits from your "XmlCupboardAccess" and overrides the behaviors that you have set up in the "SetUp" method. And as you know in C#, you can override something only if it is marked ...
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C# Entity-Framework: How can I combine a .Find and .Include on a Model Object?

... I would really recommend using the latter (SingleOrDefault), ToList will retrieve all entries first and then select one – Sander Rijken Sep 8 '11 at 13:51 ...
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How to access the correct `this` inside a callback?

...d inside each function and its value only depends on how the function was called, not how/when/where it was defined. It is not affected by lexical scopes like other variables (except for arrow functions, see below). Here are some examples: function foo() { console.log(this); } // normal functio...
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JComboBox Selection Change Listener?

....setBounds(84, 45, 150, 20); contentPane.add(comboBox); JComboBox comboBox_1 = new JComboBox(); comboBox_1.setBounds(84, 97, 150, 20); contentPane.add(comboBox_1); comboBox.addItemListener(new ItemListener() { public void itemStateChanged(ItemEvent arg0) { //Do Something } }); ...
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Why can't you modify the data returned by a Mongoose Query (ex: findById)

...d(req.params.id).lean().exec(function(err, data){ var len = data.survey_questions.length; var counter = 0; _.each(data.survey_questions, function(sq){ Question.findById(sq.question, function(err, q){ sq.question = q; if(++counter == len) { ...
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std::shared_ptr thread safety explained

...ly regarding your original 3 questions. But the ending part of your edit Calling reset() in thread IV will delete previous instance of A class created in first thread and replace it with new instance? Moreover after calling reset() in IV thread other threads will see only newly created object? is ...
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windows C++ gbk转为utf-8 - C/C++ - 清泛网 - 专注C/C++及内核技术

...码转换为linux使用的utf8格式的,否则会出现乱码。 //m_string是windows下的中文字符串 //utf8_string是返回转换为utf8编码的中文字符串 //slen是utf8_string字符数组的大小 int multichar_2_utf8(const char *m_string,char *utf8_string,int slen) { int le...
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Android存储系统基础知识:内部存储,外部存储,App特定目录 ASD(app speci...

...r file:///storage/emulated/0/ 要访问外部存储,需要 READ_ 或 WRITE_EXTERNAL_STORAGE 权限。 App特定目录 ASD(App-specific directory) 此外,可能还有一个特定于应用程序的目录(ASD),可以使用以下命令创建 Tai...