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What's the main difference between int.Parse() and Convert.ToInt32
...u've got a string, and you expect it to always be an integer (say, if some web service is handing you an integer in string format), you'd use Int32.Parse().
If you're collecting input from a user, you'd generally use Int32.TryParse(), since it allows you more fine-grained control over the situation...
CentOS 64 bit bad ELF interpreter
... post.
Further instructions to fix this problem you'll find in this IBM's web page:
https://www-304.ibm.com/support/docview.wss?uid=swg21459143
Hope this helps for anybody trying to install that.
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How to download image from url
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Simply
You can use following methods.
using (WebClient client = new WebClient())
{
client.DownloadFile(new Uri(url), @"c:\temp\image35.png");
// OR
client.DownloadFileAsync(new Uri(url), @"c:\temp\image35.png");
}
These methods are almost same as Downloa...
Detecting when a div's height changes using jQuery
...Value}this.data("attr-old-value",r)}}var r=window.MutationObserver||window.WebKitMutationObserver;e.fn.attrchange=function(i){var s={trackValues:false,callback:e.noop};if(typeof i==="function"){s.callback=i}else{e.extend(s,i)}if(s.trackValues){e(this).each(function(t,n){var r={};for(var i,t=0,s=n.at...
Find Java classes implementing an interface [duplicate]
...o perform better.
I put my package in an open source library I have on my web site. The library is here: http://software.clapper.org/javautil/. You want to start with the with ClassFinder class.
The utility I wrote it for is an RSS reader that I still use every day, so the code does tend to get ex...
Android webview slow
My android webviews are slow. This is on everything from phones to 3.0+ tablets with more than adequate specs
10 Answer...
Converting Long to Date in Java returns 1970
...or example: 1220227200, 1220832000, 1221436800...) which I downloaded from web service. I must convert it to Dates. Unfortunately this way, for example:
...
Setting dynamic scope variables in AngularJs - scope.
... about the
$scope.$apply();
do...somthing...bla...bla
Go and search the web for 'angular $apply' and you will find information about the $apply function. And you should use is wisely more this way (if you are not alreay with a $apply phase).
$scope.$apply(function (){
do...somthing...bla...b...
Why would anyone use set instead of unordered_set?
...eally are cases where O(n) look up in the worse case is not acceptable. A web service that provide and interface to store user values should not use a hash map, as a malicious user could effectively create a DoS by storing specially crafted values. Critical, time sensitive systems may also not all...
What REST PUT/POST/DELETE calls should return by a convention?
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Overall, the conventions are “think like you're just delivering web pages”.
For a PUT, I'd return the same view that you'd get if you did a GET immediately after; that would result in a 200 (well, assuming the rendering succeeds of course). For a POST, I'd do a redirect to the resource...