大约有 19,000 项符合查询结果（耗时：0.0312秒） [XML]
Postgresql query between date ranges
... simpler if you use >= start AND < end.
For example:
SELECT
user_id
FROM
user_logs
WHERE
login_date >= '2014-02-01'
AND login_date < '2014-03-01'
In this case you still need to calculate the start date of the month you need, but that should be straight forward in any num...
javax.faces.application.ViewExpiredException: View could not be restored
...ted view state isn't available in the session anymore.
The view state is identified as value of a hidden input field javax.faces.ViewState of the <h:form>. With the state saving method set to server, this contains only the view state ID which references a serialized view state in the session...
What is the exact difference between currentTarget property and target property in javascript
...
window.onload = function() {
var resultElem = document.getElementById('result')
document.getElementById('1').addEventListener(
'click',
function(event) {
resultElem.innerHTML += ('<div>target: ' + event.target.id + '</div>')
resultElem.innerHTML += ('&l...
Twitter Bootstrap 3 Sticky Footer
...official Boostrap3 sticky footer example,
there is no need to add <div id="push"></div>, and the CSS is simpler.
The CSS used in the official example is:
/* Sticky footer styles
-------------------------------------------------- */
html,
body {
height: 100%;
/* The html and body ...
Input widths on Bootstrap 3
...y there is no way to do it with the build in functionality without using grid or adding extra css. Grids do not work well if you are dealing with help-block elements that need to go beyond a short input for example but they are 'build-in'. If that is an issue I recommend using extra css classes wh...
Background task, progress dialog, orientation change - is there any 100% working solution?
...nswer is about static classes (not members). And those are necessary to avoid that the AsyncTask has a (hidden) pointer to the outer class instance which becomes a memory leak on destroying the activity.
– Bananeweizen
Jan 6 '13 at 7:10
...
Generating a drop down list of timezones with PHP
...
I would do it in PHP, except I would avoid doing preg_match 100 some times and do this to generate your list.
$tzlist = DateTimeZone::listIdentifiers(DateTimeZone::ALL);
Also, I would use PHP's names for the 'timezones' and forget about GMT offsets, which will c...
Explain “claims-based authentication” to a 5-year-old
Well, not exactly to a 5-year-old, but please avoid buzzword and enterprisespeak if possible.
6 Answers
...
javascript remove “disabled” attribute from html input
...
Set the element's disabled property to false:
document.getElementById('my-input-id').disabled = false;
If you're using jQuery, the equivalent would be:
$('#my-input-id').prop('disabled', false);
For several input fields, you may access them by class instead:
var inputs = document.getEl...
Positioning a div near bottom side of another div
...td">
<html><body>
<div style='background-color: yellow; width: 70%;
height: 100px; position: relative;'>
Outer
<div style='background-color: green;
position: absolute; left: 0; width: 100%; bottom: 0;'>
<div style='background-...