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What happens if I define a 0-size array in C/C++?
Just curious, what actually happens if I define a zero-length array int array[0]; in code? GCC doesn't complain at all.
7...
Add a column with a default value to an existing table in SQL Server
...generated.
DEFAULT (0)--Optional Default-Constraint.
WITH VALUES --Add if Column is Nullable and you want the Default Value for Existing Records.
Notes:
Optional Constraint Name:
If you leave out CONSTRAINT D_SomeTable_SomeCol then SQL Server will autogenerate
a Default-Contraint with a...
Which icon sizes should my Windows application's icon include?
...hen I checked which image is shown. All these were done with normal 96dpi. If using a larger DPI, the larger sizes may be used (only checked this a bit in Windows 7). The results:
Windows XP:
Explorer views:
Details / List: 16
Icons: 32
Tiles / Thumbnails: 48
Right-click->Properties / choosin...
Why does 0.ToString(“#.##”) return an empty string instead of 0.00 or at least 0?
...
# in the string format indicate that the value is optional. If you wish to get the output 0.00 you need the following:
0.ToString("0.00");
See here for the custom numeric formats that can be passed to this method.
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Check if a string has white space
I'm trying to check if a string has white space . I found this function but it doesn't seem to be working:
7 Answers
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ZeroMQ实例-使用ZMQ(ZeroMQ)进行局域网内网络通信 - C/C++ - 清泛网 - 专注C/C++及内核技术
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//创建context，zmq的socket 需要在context上进行创建
if((pCtx = zmq_ctx_new()) == NULL)
{
return 0;
}
//创建zmq socket ，socket目前有6中属性 ，这里使用dealer方式
//具体使用方式请参考zmq官方文档（zmq手册）
if((p...
Constructor function vs Factory functions
Can someone clarify the difference between a constructor function and a factory function in Javascript.
7 Answers
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How do I make XAML DataGridColumns fill the entire DataGrid?
...in XAML (not Silverlight) with resizable columns, the DataGrid will expand if the user resizes the screen.
10 Answers
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Disable autocomplete via CSS
Is it possible to use CSS to disable autocomplete on a form element (specifically a textfield)?
12 Answers
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Create a custom callback in JavaScript
...e advanced stuff
Sometimes you want to call the callback so it sees a specific value for this. You can easily do that with the JavaScript call function:
function Thing(name) {
this.name = name;
}
Thing.prototype.doSomething = function(callback) {
// Call our callback, but using our own ins...