[Solved] Can I improve my PDO method (just started)

[ad_1] catch(PDOException $e) { echo ‘<p class=”error”>Database query error!</p>’; } I would use the opportunity to log which database query error occurred. See example here: http://php.net/manual/en/pdostatement.errorinfo.php Also if you catch an error, you should probably return from the function or the script. if ($STH) { // does this really need an if clause for it … Read more

[Solved] How to refresh a uitableview?

[ad_1] There are several well known methods for refresh the UITableView. -reloadData – this method totally refreshes the whole table view, by keeping the current row position on the screen. However, this works not very beautiful and there are two other methods -reloadSections:withRowAnimation: – you can call that method with one of UITableViewRowAnimation enum type … Read more

[Solved] How to access property of JavaScript object, given string with property’s name

[ad_1] Let’s look at the code you’re trying to use: $http.get( ‘url’ ) .success(function(data) { var response = angular.fromJson(data); var mobilereceiver=”0147852369″; var messageId = response.ok.mobilereciever; }); You’re very close, in that you recognize that your string mobilereceiver holds the value that needs to be provided as the name of the final property. However, on your … Read more

[Solved] elusive c function declared in header [closed]

[ad_1] double (*WELLRNG19937a) (void) is a pointer to a double funcname (void) function. In the first function void InitWELLRNG19937a (unsigned int *init) you can see WELLRNG19937a = case_1; where case_1 is double case_1 (void) Then in main you are calling a function poited by WELLRNG19937a pointer. The real called function will be case_1. Deleting InitWELLRNG44497a(&u) … Read more

[Solved] Pictures in JavaScript

[ad_1] I simple wish to display it in a web browser, so all I need is a line of code which would replace this code in html: <img src=”my/string.jpg” alt=”Mountain View” style=”width:1210px;height:688px”> You can do that with the DOM: You’d use createElement and appendChild or insertBefore: var img = document.createElement(‘img’); img.src = “my/string.jpg”; img.alt = … Read more

[Solved] Java Mysterious NullPointerException

[ad_1] If the first line in the method isn’t executed, then the method simply doesn’t get called. There is a chance, that it is actually executed and System.out has been redirected so that it doesn’t print to the console but to somewhere else. Take a debugger, set a breakpoint on all lines of code that … Read more

[Solved] How do i become better at css positioning, and floats? [closed]

[ad_1] w3schools.com http://www.barelyfitz.com/screencast/html-training/css/positioning/ http://css-tricks.com/all-about-floats/ http://spyrestudios.com/css-in-depth-floats-positions/ http://kilianvalkhof.com/2008/css-xhtml/absolute-positioning-vs-floats/ Really, just practice, mess around, and eventually you’ll get it. Or if you have a more concrete question, I’ll be happy to see if I can answer it. [ad_2] solved How do i become better at css positioning, and floats? [closed]