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Setting custom UITableViewCells height
...e views to be displayed. There is one label in the cell whose text is a NSString object and the length of string could be variable. Due to this, I cannot set a constant height to the cell in the UITableView 's heightForCellAtIndex method. The cell's height depends on the label's height which ca...
How to determine day of week by passing specific date?
...e Calendar.SUNDAY), instead of going through a calendar, just reformat the string: new SimpleDateFormat("EE").format(date) (EE meaning "day of week, short version")
if you have your input as string, rather than Date, you should use SimpleDateFormat to parse it: new SimpleDateFormat("dd/M/yyyy").par...
Extract part of a regex match
...
Use ( ) in regexp and group(1) in python to retrieve the captured string (re.search will return None if it doesn't find the result, so don't use group() directly):
title_search = re.search('<title>(.*)</title>', html, re.IGNORECASE)
if title_search:
title = title_search.gr...
Linux进程与线程总结 [推荐] - C/C++ - 清泛网 - 专注C/C++及内核技术
...数：
#include <sys/types.h>
#include <sys/stat.h>
int mkfifo(const char * pathname, mode_t mode)
第一个参数即为路径名，第二个参数为文件属性，包括打开方式、访问权限等，Linux下有很多函数使用该类型的参数，如参数值“O_CREAT | O_EXCL | 0666...
Implementing INotifyPropertyChanged - does a better way exist?
...EventHandler PropertyChanged;
protected virtual void OnPropertyChanged(string propertyName)
{
PropertyChangedEventHandler handler = PropertyChanged;
if (handler != null) handler(this, new PropertyChangedEventArgs(propertyName));
}
protected bool SetField<T>(ref ...
Retain precision with double in Java
...int things out in a slightly friendlier format, try java.util.Formatter or String.format. In the format string specify a precision less than the full precision of a double. To 10 significant figures, say, 11.399999999999 is 11.4, so the result will be almost as accurate and more human-readable in ca...
SQL Server: Examples of PIVOTing String data
...e found involve counting or summing up numbers. I just want to pivot some string data. For example, I have a query returning the following.
...
Can I call a base class's virtual function if I'm overriding it?
... base->gogo1(7);
base->gogo2(7);
base->gogo3(7);
std::string s;
std::cout << "press any key to exit" << std::endl;
std::cin >> s;
return 0;
}
output
Derived
Derived :: gogo (int)
Derived :: gogo1 (int)
Derived :: gogo2 (int)
Derived :: gogo3 (in...
How to detect total available/free disk space on the iPhone/iPad device?
...nt, I already have enough warnings to deal with using NSInteger and format strings! 64 bits will be enough bits for sure in my lifetime and yours.
– David H
Mar 3 '14 at 14:19
...
How to use OrderBy with findAll in Spring Data
...ng{
Sort dynamicOrderBySort = createSort();
public static void main( String[] args )
{
System.out.println("default sort \"firstName\",\"name\",\"age\",\"size\" ");
Sort defaultSort = createStaticSort();
System.out.println(userRepository.findAllWithCustomOrderBy(defaul...