大约有 40,000 项符合查询结果（耗时：0.0740秒） [XML]
Is type=“text/css” necessary in a tag?
...inked resource. It is purely advisory. The value must be a valid MIME type string.
For external resource links, the type attribute is used as a hint to user agents...
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Difference between two lists
...omparer, if the values being compared are of base data types, such as int, string, decimal etc.
Otherwise the comparison will be made by object address, which is probably not what you want... In that case, make your custom objects implement IComparable (or implement a custom IEqualityComparer and p...
public friend swap member function
...ction is just noise. A member function allows for e.g. std::vector<std::string>().swap(someVecWithData);, which isn't possible with a swap free function because both arguments are passed by non-const reference.
– ildjarn
Apr 18 '11 at 1:34
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Why does the CheckBoxFor render an additional input tag, and how can I get the value using the FormC
...explanation but in some cases you might want to get 'nothing' in the query string when the ckecbox is not checked - so the default behaviour. Is this possible using the Html helper or do I have to simply use the <input> tag.
– Maksymilian Majer
Jun 21 '10...
Descending order by date filter in AngularJs
...
Thank you. My date's were strings entered in a MMMM dd, YYYY format, and I couldn't figure out how to get angular to sort them correctly unless I used a method that constructed a date object. Worked like a charm.
– Zargoon
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QLabel: set color of text and background
...ler.
enum {msg_info, msg_notify, msg_alert};
:
:
void bits::sendMessage(QString& line, int level)
{
QTextCursor cursor = ui->messages->textCursor();
QString alertHtml = "<font color=\"DeepPink\">";
QString notifyHtml = "<font color=\"Lime\">";
QString infoHtm...
How to change position of Toast in Android?
... will fix it:
Toast toast= Toast.makeText(getApplicationContext(),
"Your string here", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.TOP|Gravity.CENTER_HORIZONTAL, 0, 0);
toast.show();
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Location of sqlite database on the device
...ntext.getXXXPath()
One of them is android.content.Context.getDatabasePath(String dbname) that returns the absolute path of a database called dbname.
Context ctx = this; // for Activity, or Service. Otherwise simply get the context.
String dbname = "mydb.db";
Path dbpath = ctx.getDatabasePath(dbnam...
What is the python “with” statement designed for?
...rom contextlib import contextmanager
import os
@contextmanager
def working_directory(path):
current_dir = os.getcwd()
os.chdir(path)
try:
yield
finally:
os.chdir(current_dir)
with working_directory("data/stuff"):
# do something within data/stuff
# here I am back...
Measure execution time for a Java method [duplicate]
...th System.currentTimeMillis()
class TimeTest1 {
public static void main(String[] args) {
long startTime = System.currentTimeMillis();
long total = 0;
for (int i = 0; i < 10000000; i++) {
total += i;
}
long stopTime = System.currentTimeMillis();
l...