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Why are my basic Heroku apps taking two seconds to load?
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Pinging your server to keep it from idling is crapping in your own nest. These services you are talking about are free. They need to conserve resources. If everyone pings their server, none get swapped out, and the provider has to scale up. That costs ...
is node.js' console.log asynchronous?
...here are still queued writes to stdout. You should use console.warn to avoid this behavior.
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Exit a Script On Error
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Are you looking for exit?
This is the best bash guide around.
http://tldp.org/LDP/abs/html/
In context:
if jarsigner -verbose -keystore $keyst -keystore $pass $jar_file $kalias
then
echo $jar_file signed sucessfully
else
echo ERROR: Failed to sign $jar_file. Please...
Can a JSON value contain a multiline string
... \n and \r you require.
The JSONLint tool confirms that your JSON is invalid.
Update: And if you want to write newlines inside your JSON syntax without actually including newlines in the data, then you're even doubly out of luck. While JSON is intended to be human-friendly to a degree, it is sti...
Warning “Do not Access Superglobal $_POST Array Directly” on Netbeans 7.4 for PHP
...ost cases (almost always) it is necessary to sanitize Your input.
But consider such code (it is for a REST controller):
$method = $_SERVER['REQUEST_METHOD'];
switch ($method) {
case 'GET':
return $this->doGet($request, $object);
case 'POST':
...
Return from lambda forEach() in java
... not use orElse(null) on an Optional. The main point of Optional is to provide a way to indicate the presence or absence of a value instead of overloading null (which leads to NPEs). If you use optional.orElse(null) it buys back all of the problems with nulls. I'd use it only if you can't modify the...
How do I make a fully statically linked .exe with Visual Studio Express 2005?
...inked CRT explicitly." Recently I ran into this issue. I was building a wxWidgets app, I found I needed to rebuild the wxWidgets libs with the same code generation modification
– Bill Forster
Nov 12 '08 at 2:55
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New Array from Index Range Swift
... I've add a little more context to my question, I'm working inside a function. This works independently, but not inside the function.
– Charlie Egan
Jun 4 '14 at 10:06
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Replace a value if null or undefined in JavaScript
...ment to apply the ?? C# operator to JavaScript and I don't know how.
Consider this in C#:
5 Answers
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Coloring white space in git-diff's output
...don't know of a way to permanently turn this on and store this in config aside from using an alias:
git config alias.df 'diff --ws-error-highlight=all'
Now you can use:
git df <file>
To see the changes in red.
Note that with Git 2.11 (Q4 2016), this alias might be replaced with:
git conf...