大约有 20,000 项符合查询结果（耗时：0.0418秒） [XML]
Effective way to find any file's Encoding
...had greater success determining a file's endianness, by analyzing its byte order mark (BOM). If the file does not have a BOM, this cannot determine the file's encoding.
*UPDATED 4/08/2020 to include UTF-32LE detection and return correct encoding for UTF-32BE
/// <summary>
/// Determines a te...
How do I get a human-readable file size in bytes abbreviation using .NET?
... "KB", "MB", "GB", "TB" };
double len = new FileInfo(filename).Length;
int order = 0;
while (len >= 1024 && order < sizes.Length - 1) {
order++;
len = len/1024;
}
// Adjust the format string to your preferences. For example "{0:0.#}{1}" would
// show a single decimal place, an...
How can I get the list of a columns in a table for a SQLite database?
...ft outer join pragma_table_info((m.name)) p
on m.name <> p.name
order by tableName, columnName
;
share
|
improve this answer
|
follow
|
...
Android-java- How to sort a list of objects by a certain value within the object
... compare(EmployeeClass obj1, EmployeeClass obj2) {
// ## Ascending order
return obj1.firstName.compareToIgnoreCase(obj2.firstName); // To compare string values
// return Integer.valueOf(obj1.empId).compareTo(Integer.valueOf(obj2.empId)); // To compare integer values
...
How does `is_base_of` work?
...
It possibly has something to do with partial ordering w.r.t. overload resolution. D* is more specialized than B* in case D derives from B.
The exact details are rather complicated. You have to figure out the precedences of various overload resolution rules. Partial ord...
ActiveRecord OR query
... to use arrays as arguments, the following code works in Rails 4:
query = Order.where(uuid: uuids, id: ids)
Order.where(query.where_values.map(&:to_sql).join(" OR "))
#=> Order Load (0.7ms) SELECT "orders".* FROM "o
SQL Server: Get table primary key using sql query [duplicate]
...NSTRAINT_NAME = KU.CONSTRAINT_NAME
AND KU.table_name='YourTableName'
ORDER BY
KU.TABLE_NAME
,KU.ORDINAL_POSITION
;
I have tested this on SQL Server 2003/2005
share
|
improve this a...
Upgrade python in a virtualenv
...ing your virtualenv package is not an option, you may want to read this in order to install a virtualenv with the python version you want.
EDIT
I've tested this approach (the one that create a new virtualenv on top of the old one) and it worked fine for me. I think you may have some problems if yo...
Ways to iterate over a list in Java
...dingly. There's no "copying" per-se, but because of the language design in order to make changes to the contents of e I'd have to call one of e's methods because assignment just changes the pointer (pardon my C).
– jacobq
Aug 23 '13 at 20:03
...
How do Mockito matchers work?
... or, and not. This perfectly corresponds to (and relies on) the evaluation order of Java, which evaluates arguments left-to-right before invoking a method:
when(foo.quux(anyInt(), and(gt(10), lt(20)))).thenReturn(true);
[6] [5] [1] [4] [2] [3]
This will:
Add anyInt() to the stack.
...