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Restrict varchar() column to specific values?
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Personally, I'd code it as tinyint and:
Either: change it to text on the client, check constraint between 1 and 4
Or: use a lookup table with a foreign key
Reasons:
It will take on average 8 bytes to store text, 1 byte for tinyint. Over millions of rows,...
How to create an array of 20 random bytes?
How can I create an array of 20 random bytes in Java?
6 Answers
6
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Callback on CSS transition
...vent listener to occur in bubble mode. One use of this is to attach event handlers right before they are needed in bubble mode. =) 37signals.com/svn/posts/…
– rybosome
Jul 29 '12 at 18:31
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jQuery slideUp().remove() doesn't seem to show the slideUp animation before remove occurs
I have this line of JavaScript and the behavior I am seeing is that the selectedLi instantly disappears without "sliding up". This is not the behavior that I expected.
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Get Android API level of phone currently running my application [duplicate]
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Check android.os.Build.VERSION, which is a static class that holds various pieces of information about the Android OS a system is running.
If you care about all versions possible (back to original Android version), as in minSdkVer...
How to tell if UIViewController's view is visible
... method causes the view to load (if it is not loaded) which is unnecessary and may be undesirable. It would be better to check first to see if it is already loaded. I've added the call to isViewLoaded to avoid this problem.
if (viewController.isViewLoaded && viewController.view.window) {
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How to read a file without newlines?
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You can read the whole file and split lines using str.splitlines:
temp = file.read().splitlines()
Or you can strip the newline by hand:
temp = [line[:-1] for line in file]
Note: this last solution only works if the file ends with a newline, otherw...
What are libtool's .la file for?
...nly file that is preserved between platforms by libtool allowing to understand what happens with:
Library dependencies
Actual file names
Library version and revision
Without depending on a specific platform implementation of libraries.
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convert streamed buffers to utf8-string
...f a multi-byte UTF8-character may be contained in the first Buffer (chunk) and the second byte in the second Buffer then you should use a StringDecoder. :
var StringDecoder = require('string_decoder').StringDecoder;
var req = http.request(reqOptions, function(res) {
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var decoder = new S...
Force git stash to overwrite added files
I have some files which were untracked in git. I made some changes and wanted to commit them, but realised I had forgotten to check in the unmodified files first. So I stashed the files, then added the unmodified versions.
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