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What is the difference between `throw new Error` and `throw someObject`?
..."I'm Evil"
throw will terminate the further execution & expose message string on catch the error.
try {
throw "I'm Evil"
console.log("You'll never reach to me", 123465)
} catch (e) {
console.log(e); // I'm Evil
}
Console after throw will never be reached cause of termination.
t...
How to use WPF Background Worker
...vate static BackgroundWorker backgroundWorker;
static void Main(string[] args)
{
backgroundWorker = new BackgroundWorker
{
WorkerReportsProgress = true,
WorkerSupportsCancellation = true
};
...
Reading a key from the Web.Config using ConfigurationManager
...
Try using the WebConfigurationManager class instead. For example:
string userName = WebConfigurationManager.AppSettings["PFUserName"]
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How to load local html file into UIWebView
...
probably it is better to use NSString and load html document as follows:
Objective-C
NSString *htmlFile = [[NSBundle mainBundle] pathForResource:@"sample" ofType:@"html"];
NSString* htmlString = [NSString stringWithContentsOfFile:htmlFile encoding:NSUTF8...
What is the id( ) function used for?
I read the Python 2 docs and noticed the id() function:
13 Answers
13
...
Java: Clear the console
...mport java.io.IOException;
public class CLS {
public static void main(String... arg) throws IOException, InterruptedException {
new ProcessBuilder("cmd", "/c", "cls").inheritIO().start().waitFor();
}
}
Now when the Java process is connected to a console, i.e. has been started from...
How do I check if a directory exists? “is_dir”, “file_exists” or both?
... exist and return canonicalized absolute pathname (long version)
* @param string $folder the path being checked.
* @return mixed returns the canonicalized absolute pathname on success otherwise FALSE is returned
*/
function folder_exist($folder)
{
// Get canonicalized absolute pathname
$p...
What's the use of ob_start() in php?
...PHP with a lot of HTML but not render it. It saves me from storing it as a string which disables IDE color-coding.
<?php
ob_start();
?>
<div>
<span>text</span>
<a href="#">link</a>
</div>
<?php
$content = ob_get_clean();
?>
Instead of:
<...
“PKIX path building failed” and “unable to find valid certification path to requested target”
... certificates.
*/
public class InstallCert {
public static void main(String[] args) throws Exception {
String host;
int port;
char[] passphrase;
if ((args.length == 1) || (args.length == 2)) {
String[] c = args[0].split(":");
host = c[0];...
static const vs #define
...
String constants specifically are one of those that might benefit from being #defined, at least if they can be used as "building blocks" for bigger string constants. See my reply for an example.
– AnT
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