大约有 41,000 项符合查询结果（耗时：0.0258秒） [XML]
How to make ThreadPoolExecutor's submit() method block if it is saturated?
...ly blocking
* the delegating thread until space is available.
* @param r the runnable task requested to be executed
* @param e the executor attempting to execute this task
*/
public void rejectedExecution(Runnable r, ThreadPoolExecutor e) {
try {
e.getQueu...
When to use std::size_t?
...a;
[...]
// calculate the index that should be used;
size_t i = calc_index(param1, param2);
// doing calculations close to the underflow of an integer is already dangerous
// do some bounds checking
if( i - 1 < 0 ) {
// always false, because 0-1 on unsigned creates an underflow
return LE...
How to convert TimeStamp to Date in Java?
...
Just make a new Date object with the stamp's getTime() value as a parameter.
Here's an example (I use an example timestamp of the current time):
Timestamp stamp = new Timestamp(System.currentTimeMillis());
Date date = new Date(stamp.getTime());
System.out.println(date);
...
Is there a way to auto-adjust Excel column widths with pandas.ExcelWriter?
...t urllib
read_server = 'serverName'
read_database = 'databaseName'
read_params = urllib.quote_plus("DRIVER={SQL Server};SERVER="+read_server+";DATABASE="+read_database+";TRUSTED_CONNECTION=Yes")
read_engine = sa.create_engine("mssql+pyodbc:///?odbc_connect=%s" % read_params)
#Output some SQL Ser...
Value Change Listener to JTextField
...component to detect
* if the {@code Document} itself is replaced.
*
* @param text any text component, such as a {@link JTextField}
* or {@link JTextArea}
* @param changeListener a listener to receieve {@link ChangeEvent}s
* when the text is changed; the source object for the eve...
What HTTP status response code should I use if the request is missing a required parameter?
...doesn't seem appropriate for a well-formed query-string which is missing a param.
UPDATE @DavidV correctly points out that this spec is for WebDAV, not core HTTP. But some popular non-WebDAV APIs are using 422 anyway, for lack of a better status code (see this).
...
Android ViewPager with bottom dots
...tDrawable(R.drawable.pager_dot_not_selected));
LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(
LinearLayout.LayoutParams.WRAP_CONTENT,
LinearLayout.LayoutParams.WRAP_CONTENT
);
dotsLayout.addView(dot, params);
dots.a...
Properly escape a double quote in CSV
...ry and converts nulls to empty string
/// </summary>
/// <param name="value"></param>
/// <returns>String ready for use in CSV output</returns>
public static string Q(this string value)
{
if (value == null)
{
return string...
How to calculate date difference in JavaScript?
...-12-28 00:00:01 and 2015-12-28 23:59:59 there are 0 days
**
** @param {Date} d0 - start date
** @param {Date} d1 - end date
** @returns {number} - whole number of days between d0 and d1
**
*/
function daysDifference(d0, d1) {
var diff = new Date(+d1).setHours(12) - new Date(+d...
Recommended way to save uploaded files in a servlet application
...e server anyway as it is not portable, transactional and requires external parameters. However, given that I need a tmp solution for tomcat (7) and that I have (relative) control over the server machine I want to know :
...