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Responding with a JSON object in Node.js (converting object/array to JSON string)
...y:
function random(response) {
console.log("Request handler random was called.");
response.writeHead(200, {"Content-Type": "application/json"});
var otherArray = ["item1", "item2"];
var otherObject = { item1: "item1val", item2: "item2val" };
var json = JSON.stringify({
anObject: othe...
How to fix the aspect ratio in ggplot?
...you need to adjust this with the limits of the variables or plot area (not all limits are nicely divisible by whole numbers like these examples).
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relative path in require_once doesn't work
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Note that you should manually include the trailing slash in after __DIR__. So: require_once(__DIR__.'/../class/user.php'); Per the documentation, the trailing slash is omitted except for the root directory.
– Ariel Allon
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How to set a stroke-width:1 on only certain sides of SVG shapes?
...apes for each stroke or other visual style that you want to vary.
Specifically for this case, instead of using a <rect> or <polygon> element you can create a <path> or <polyline> that only covers three sides of the rectangle:
<!-- Move to 50,50 then draw a line to 150,50...
UI Design Pattern for Windows Forms (like MVVM for WPF)
...s a presentation model). The other is "Passive View", where the view is totally decoupled from the model.
– rajesh pillai
Mar 10 '09 at 17:30
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How to get a URL parameter in Express?
... Thanks alot macek.you save my time.It was my mistake, i did all according to you but in url i was using "tagid" rather than "tagId".
– user2834795
Nov 20 '13 at 7:38
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Why does PostgreSQL perform sequential scan on indexed column?
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If the SELECT returns more than approximately 5-10% of all rows in the table, a sequential scan is much faster than an index scan.
This is because an index scan requires several IO operations for each row (look up the row in the index, then retrieve the row from the heap). Whe...
How to display hidden characters by default (ZERO WIDTH SPACE ie. ​)
...ing problems with parsing config file of my app... I discovered it accidentally in vi.
2 Answers
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How to forward declare a C++ template class?
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I disagree. The standard says: "A template-parameter shall not be given default arguments by two different declarations in the same scope". And I found nothing about defaults in the first declaration only. Also the code with the forward declaration and defaults in the definition ...
How do I update zsh to the latest version?
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If you have Homebrew installed, you can do this.
# check the zsh info
brew info zsh
# install zsh
brew install --without-etcdir zsh
# add shell path
sudo vim /etc/shells
# add the following line into the very end of the file(/etc/shells)
/usr/loc...