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When is a CDATA section necessary within a script tag?
...ttle - this is a good question. Be a great question to ask on a separate thread to ensure it gets the attention it needs.
– Alex KeySmith
Nov 6 '10 at 19:01
3
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A clean, lightweight alternative to Python's twisted? [closed]
A (long) while ago I wrote a web-spider that I multithreaded to enable concurrent requests to occur at the same time. That was in my Python youth, in the days before I knew about the GIL and the associated woes it creates for multithreaded code (IE, most of the time stuff just ends up serialized!...
Global variables in AngularJS
... if you have a variable $rootScope.data and someone forgets that data is already defined and creates $scope.data in a local scope you will run into problems.
If you want to modify this value and have it persist across all your controllers, use an object and modify the properties keeping in mind J...
Copying files from Docker container to host
...ost/path/target
Here's an example:
$ sudo docker cp goofy_roentgen:/out_read.jpg .
Here goofy_roentgen is the container name I got from the following command:
$ sudo docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS ...
Exploring Docker container's file system
...exec that behave similar to nsenter. This command can run new process in already running container (container must have PID 1 process running already). You can run /bin/bash to explore container state:
docker exec -t -i mycontainer /bin/bash
see Docker command line documentation
Alternate method...
Quickly create a large file on a Linux system
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Is it possible that dd is internally using that already? If I do 'dd if=/dev/zero of=zerofile bs=1G count=1' on a 3.0.0 kernel, the write finishes in 2 seconds, with a write data rate of over 500 megabytes per second. That's clearly impossible on a 2.5" laptop harddrive.
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What's the best way to detect a 'touch screen' device using JavaScript?
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Update: Please read blmstr's answer below before pulling a whole feature detection library into your project. Detecting actual touch support is more complex, and Modernizr only covers a basic use case.
Modernizr is a great, lightweight way...
Update one MySQL table with values from another
...x for joins rather than multiple 'WHERE' conditions, I think its easier to read
As for running slow, how large are the tables? You should have indexes on tobeupdated.value and original.value
EDIT:
we can also simplify the query
UPDATE tobeupdated
INNER JOIN original USING (value)
SET tobeupdated...
Send POST request using NSURLSession
Update: Solution found. You can read it at the end of the post.
7 Answers
7
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How do I format a Microsoft JSON date?
...ways without 'eval'. Crockford says that 'eval Is Evil' because it is less readable and is less secure, furthermore he may further imply that it is less efficient and more dangerous because it hits the javascript compiler.
– Mark Rogers
Feb 25 '10 at 15:43
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