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How do I declare class-level properties in Objective-C?
...c variable? E.g. only one instance for all types of Foo?
To declare class functions in Objective-C you use the + prefix instead of - so your implementation would look something like:
// Foo.h
@interface Foo {
}
+ (NSDictionary *)dictionary;
// Foo.m
+ (NSDictionary *)dictionary {
static NSDict...
Is there a Python Library that contains a list of all the ascii characters?
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If you want all printable characters:
>>> string.printable
'0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!"#$%&\'()*+,-./:;?@[\\]^_`{|}~ \t\n\r\x0b\x0c'
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Highlight all occurrence of a selected word?
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is there a way to use this functionality but with the highlighted one or more words?
– Sung Cho
Aug 6 '18 at 1:27
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Formula px to dp, dp to px android
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nice. should be marked as best answer. kotlin: private fun dpToPx(dp: Int) = (dp * Resources.getSystem().displayMetrics.density).toInt()
– Raphael C
Jan 16 at 14:13
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How can I format a number into a string with leading zeros?
... i.ToString("0000000000");
Replace with as many digits as you like.
i = 123 will then result in Key = "0000000123".
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Convert MySql DateTime stamp into JavaScript's Date format
...:MM:SS and either parse it or convert it to work in JavaScript's Date() function, for example:- Date('YYYY, MM, DD, HH, MM, SS);
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Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ver的生命周期就结束了。
一 C#版实例
来源：http://www.cnblogs.com/makemelaugh/archive/2008/11/06/1327960.html
创建一个项目ExcelRTD，添加Microsoft.Office.Interop.Excel引用。创建一个类MarketData.cs，这个类继承IRtdServer接口，以实现一个RTD Server。...
What is the behavior of integer division?
... out with negative numbers when you are stuck with a C89 compiler.
It's a fun fact that C99 chose truncation towards zero because that was how FORTRAN did it. See this message on comp.std.c.
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Remove a fixed prefix/suffix from a string in Bash
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Fun note: sed can take almost anything as a delimiter. In my case, since I was parsing prefix-directories out of paths, I couldn't use /, so I used sed "s#^$prefix##, instead. (Fragility: filenames can't contain #. Since I...
Changing the color of an hr element
...or' works fine in IE; 'color' does not (IE11)
– taiji123
Jun 13 '18 at 22:22
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