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How do I get cURL to not show the progress bar?
...rks for curl version 7.19.5 on Ubuntu 9.10 (no progress bar). But if for some reason that does not work on your platform, you could always redirect stderr to /dev/null:
curl http://google.com 2>/dev/null > temp.html
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Handler is abstract ,cannot be instantiated
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It certainly was helpful to me - as an iOS developer coming back to occasional projects for Android, Android Studio has some annoying quirks, trying to be TOO clever at importing/autocompleting is one i.e. is quicker 90% of the time, is 5 x slower 10% o...
PhpStorm wrap/surround selection?
...Storm, almost everything can be configured but a little tricky and takes some learning curve.
It's very common behaviour that select a word and type single quote (or double quote) to surround it.
Hello World
'Hello World'
"Hello World"
To enable this, tick on checkbox of Preferences -> IDE -&...
What's the difference between tilde(~) and caret(^) in package.json?
After I upgraded to latest stable node and npm , I tried npm install moment --save . It saves the entry in the package.json with the caret ^ prefix. Previously, it was a tilde ~ prefix.
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Iterate through a C++ Vector using a 'for' loop
...ll of the code I see to iterate though a vector via indices, the first parameter of the for loop is always something based on the vector. In Java I might do something like this with an ArrayList:
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window.onload vs
...nd <body onload="myOnloadFunc();"> are different ways of using the same event. Using window.onload is less obtrusive though - it takes your JavaScript out of the HTML.
All of the common JavaScript libraries, Prototype, ExtJS, Dojo, JQuery, YUI, etc. provide nice wrappers around events that oc...
How does free know how much to free?
In C programming, you can pass any kind of pointer you like as an argument to free, how does it know the size of the allocated memory to free? Whenever I pass a pointer to some function, I have to also pass the size (ie an array of 10 elements needs to receive 10 as a parameter to know the size of t...
Dynamic validation and name in a form with AngularJS
... way.
Assuming what you're trying to do is you need to dynamically add elements to a form, with something like an ng-repeat, you need to use nested ng-form to allow validation of those individual items:
<form name="outerForm">
<div ng-repeat="item in items">
<ng-form name="innerF...
Using R to list all files with a specified extension
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files <- list.files(pattern = "\\.dbf$")
$ at the end means that this is end of string. "dbf$" will work too, but adding \\. (. is special character in regular expressions so you need to escape it) ensure that you match only files with extension .dbf (in case you have e.g. .adbf...
MySQL Insert into multiple tables? (Database normalization?)
... tried searching a way to insert information in multiple tables in the same query, but found out it's impossible?
So I want to insert it by simply using multiple queries i.e;
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