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connecting to MySQL from the command line
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It is possible to set up MySQL authentication based on the user you logged in as, or not authenticate at all, but neither is a good idea, Specifying the password on the command line is even a slight security risk because it ends up in your co...
What are the differences between delegates and events?
...elegate instance. This protection prevents clients of the delegate from resetting the delegate and its invocation list and only allows adding or removing targets from the invocation list.
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How are people unit testing with Entity Framework 6, should you bother?
... be repeatable
Each test must be atomic
There are two main approaches to setting up your database, the first is to run a UnitTest create DB script. This ensures that your unit test database will always be in the same state at the beginning of each test (you may either reset this or run each test i...
Auto expand a textarea using jQuery
... textarea from flashing on & off during expansion/contraction, you can set the overflow to hidden as well:
$('#textMeetingAgenda').css('overflow', 'hidden').autogrow()
Update:
The link above is broken. But you can still get the javascript files here.
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What is the difference between exit(0) and exit(1) in C?
...as an argument to exit function are implementation defined but are usually set to respectively 0 and a non-zero number. (POSIX requires EXIT_SUCCESS to be 0). So usually exit(0) means a success and exit(1) a failure.
An exit function call with an argument in main function is equivalent to the state...
Redirect to an external URL from controller action in Spring MVC
... method(HttpServletResponse httpServletResponse) {
httpServletResponse.setHeader("Location", projectUrl);
httpServletResponse.setStatus(302);
}
Second:
@RequestMapping(value = "/redirect", method = RequestMethod.GET)
public ModelAndView method() {
return new ModelAndView("redirect:" +...
Unable to create/open lock file: /data/mongod.lock errno:13 Permission denied
...loudfront.net/AWS_NoSQL_MongoDB.pdf
Mongodb path in /etc/mongodb.conf was set to /var/lib/mongodb (primary install location and working). When I changed to /data/db (EBS volume) I was getting 'errno:13 Permission denied'.
First I ran sudo service mongodb stop.
Then I used ls -la to see what group...
ReactJS Two components communicating
...ter: ''
};
},
handleFilterUpdate: function(filterValue) {
this.setState({
nameFilter: filterValue
});
},
render: function() {
var displayedItems = this.state.listItems.filter(function(item) {
var match = item.toLowerCase().indexOf(this.state.nameFilter.toLowerCase...
What's the difference between KeyDown and KeyPress in .NET?
...o the reality. KeyPress is raised only for character keys and it obeys the setting of keyboard typing delays/repeating. The actual sequence of events is: 1) KeyDown 2) for character key KeyPress one or more times (depending on the system settings and how long the key is held) 3) KeyUp
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Responsive image align center bootstrap 3
...s is a pleasantly easy fix. Because .img-responsive from Bootstrap already sets display: block, you can use margin: 0 auto to center the image:
.product .img-responsive {
margin: 0 auto;
}
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