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Is there a foreach loop in Go?
...or map, or values received on a channel.
For each entry it assigns iteration values to corresponding iteration
variables and then executes the block.
As an example:
for index, element := range someSlice {
// index is the index where we are
// element is the element from someSlice for ...
Cannot overwrite model once compiled Mongoose
...');
var User = require('./user_model.js');
var db = mongoose.createConnection('localhost', 'event-db');
db.on('error', console.error.bind(console, 'connection error:'));
var a1= db.once('open',function(){
User.find({},{},function (err, users) {
mongoose.connection.close();
console.log("Us...
How to perform file system scanning
...g-nuts/msg/e304dd9cf196a218. The code below will not work for release versions of GO in the near future.
There's actually a function in the standard lib just for this: filepath.Walk.
package main
import (
"path/filepath"
"os"
"flag"
)
type visitor int
// THIS CODE NO LONGER WORKS, ...
How do I draw a shadow under a UIView?
...it to draw a shadow. Then, finally, you invoke the superclass's implementation of drawRect: .
Any drawing that should be affected by the shadow setting needs to happen after
CGContextSetShadow(currentContext, CGSizeMake(-15, 20), 5);
but before
CGContextRestoreGState(currentContext);
So if y...
pip broke. how to fix DistributionNotFound error?
... mixture of both py package manage tools led to the pkg_resources.DistributionNotFound problem.
The resolve is:
easy_install --upgrade pip
Remember: just use one of the above tools to manage your Py packages.
share
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Creating and throwing new exception
How I can create and throw a new exception in PowerShell?
1 Answer
1
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How to fully remove Xcode 4
I want to remove all existing SDK versions as well as Xcode 4.
7 Answers
7
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undefined reference to boost::system::system_category() when compiling
...
I am using a g++ Makefile for the compilation. Where does one usually put such flags?
– user1049697
Mar 15 '12 at 17:09
2
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Download JSON object as a file from browser
...
This is how I solved it for my application:
HTML:
<a id="downloadAnchorElem" style="display:none"></a>
JS (pure JS, not jQuery here):
var dataStr = "data:text/json;charset=utf-8," + encodeURIComponent(JSON.stringify(storageObj));
var dlAnchorEle...
Encrypt and decrypt a string in C#?
... shortcomings, please see jbtule's answer for a more robust, informed solution.
https://stackoverflow.com/a/10366194/188474
Original Answer:
Here's a working example derived from the "RijndaelManaged Class" documentation and the MCTS Training Kit.
EDIT 2012-April: This answer was edited to pre...