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How do I partially update an object in MongoDB so the new object will overlay / merge with the exist
...ot make any sense whatsoever. When dealing with mongo it is preferred also for updates to have atomic operations. First reading it causes a dirty read whenever someone else changes your data. And since mongo has no transactions, it will happily corrupt the data for you.
– frogi...
Convert pem key to ssh-rsa format
I have a certificate in der format, from it with this command I generate a public key:
8 Answers
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SQL- Ignore case while searching for a string
...PriceOrderShippedOutbound
In SQL I need to write a query which searches for a string in a table. While searching for a string it should ignore case. For the below mentioned SQL query
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UITableView load more when scrolling to bottom like Facebook application
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You can do that by adding a check on where you're at in the cellForRowAtIndexPath: method. This method is easy to understand and to implement :
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
// Classic start method
static ...
C#: Assign same value to multiple variables in single statement
... of the intermediate value is not called. Only the set accessor is invoked for all property accessed in the assignation sequence.
Take for example a class that write to the console everytime the get and set accessor are invoked.
static void Main(string[] args)
{
var accessorSource = new Access...
How to use `subprocess` command with pipes
...module, you have to pass shell=True.
However, this isn't really advisable for various reasons, not least of which is security. Instead, create the ps and grep processes separately, and pipe the output from one into the other, like so:
ps = subprocess.Popen(('ps', '-A'), stdout=subprocess.PIPE)
out...
Why would $_FILES be empty when uploading files to PHP?
...ing Apache 2.2.11 and PHP 5.2.11. When I attempt to upload any file from a form, it seems to upload, but in PHP, the $_FILES array is empty. There is no file in the c:\wamp\tmp folder. I have configured php.ini to allow file uploads and such. The tmp folder has read/write privileges for the ...
How to write to Console.Out during execution of an MSTest test
...ally and without any special pattern. We have been trying to figure it out for a long time, adding debug information anywhere we can think it might help, crawling the logs etc, but we have not been able to reproduce or figure it out.
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How do I provide custom cast support for my class?
How do I provide support for casting my class to other types? For example, if I have my own implementation of managing a byte[] , and I want to let people cast my class to a byte[] , which will just return the private member, how would I do this?
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How to override the copy/deepcopy operations for a Python object?
... deepcopy in the copy module. I've used copy.copy and copy.deepcopy before successfully, but this is the first time I've actually gone about overloading the __copy__ and __deepcopy__ methods. I've already Googled around and looked through the built-in Python modules to look for instances o...