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Python Remove last 3 characters of a string
...ers are so I can't use rstrip , I also need to remove any white space and convert to upper-case
10 Answers
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Difference between int[] array and int array[]
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They are semantically identical. The int array[] syntax was only added to help C programmers get used to java.
int[] array is much preferable, and less confusing.
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Limit Decimal Places in Android EditText
...plements InputFilter {
Pattern mPattern;
public DecimalDigitsInputFilter(int digitsBeforeZero,int digitsAfterZero) {
mPattern=Pattern.compile("[0-9]{0," + (digitsBeforeZero-1) + "}+((\\.[0-9]{0," + (digitsAfterZero-1) + "})?)||(\\.)?");
}
@Override
public CharSequence filter(CharSequence sour...
How to dynamically build a JSON object with Python?
...and I'm intentionally using this to demonstrate how you can store null and convert it to json null)
import json
print('serialization')
myDictObj = { "name":"John", "age":30, "car":None }
##convert object to json
serialized= json.dumps(myDictObj, sort_keys=True, indent=3)
print(serialized)
## now we...
How can mixed data types (int, float, char, etc) be stored in an array?
... elements a discriminated union, aka tagged union.
struct {
enum { is_int, is_float, is_char } type;
union {
int ival;
float fval;
char cval;
} val;
} my_array[10];
The type member is used to hold the choice of which member of the union is should be used for ea...
Check if two lists are equal [duplicate]
...nce equality because Equals method checks for reference equality.
var a = ints1.SequenceEqual(ints2);
Or if you don't care about elements order use Enumerable.All method:
var a = ints1.All(ints2.Contains);
The second version also requires another check for Count because it would return true ev...
Placement of the asterisk in pointer declarations
...lly learn C/C++, and there is one thing I do not really understand about pointers or more precisely, their definition.
12 A...
VS2005混合编译ARM汇编代码 - C/C++ - 清泛网 - 专注C/C++及内核技术
... Name="Arm asm" DisplayName="Arm asm"
CommandLine="armasm -o "$(IntDir)/$(InputName).obj" [$Inputs] "
Outputs="$(IntDir)/$(InputName).obj"
FileExtensions="*.asm"
ExecutionDescription="Executing tool..."
>
<Properties></Properties>
</Custo...
How to disable / enable dialog negative positive buttons?
...is empty.");
builder.setPositiveButton("PositiveButton",
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface arg0, int arg1) {
// DO TASK
}
});
builder.setNegativeButton("NegativeButton",
new DialogInterface.OnCl...
lua和c/c++互相调用实例分析 - C/C++ - 清泛网 - 专注C/C++及内核技术
...行上下文
lua_State* luaL_newstate(void) ;
//加载lua脚本文件
int luaL_loadfile(lua_State *L, const char *filename);
lua和c/c++的数据交互通过"栈"进行 ,操作数据时，首先将数据拷贝到"栈"上，然后获取数据，栈中的每个数据通过索引值进行定位...