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Image resizing client-side with JavaScript before upload to the server
...de with JavaScript (really resize, not just change width and height).
I know it's possible to do it in Flash but I would like to avoid it if possible.
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Prototypical inheritance - writing up [duplicate]
... function it uses this. The value of this will be the invoking object; for now let's say it's the current instance so for bob.walk() "this" will be bob. (more on "this" and the invoking object later).
If ben was waiting for a red light and and bob was at a green light; then you'll invoke walk() on ...
Create list of single item repeated N times
...'string'] * len(columns)
Mutable items
I've used Python for a long time now, and I have never seen a use-case where I would do the above with a mutable instance. Instead, to get, say, a mutable empty list, set, or dict, you should do something like this:
list_of_lists = [[] for _ in columns]
T...
Tuples( or arrays ) as Dictionary keys in C#
...string. I tried using arrays as keys, but that did not work, and I don't know what else to do. At this point I am considering making a Dictionary of Dictionaries of Dictionaries, but that would probably not be very pretty to look at, though it is how I would do it in javascript.
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Exclude a directory from git diff
...o the specs are irrelevant for this procedure, and just create headaches. now I know i can do
7 Answers
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What is NSZombie?
...t, and turn on "enable reference counts" and "Enable NSZombie Detection". Now hit Record again in the instrument, and your app will start up - if any zombie objects are sent messages recording will stop, and a dialog box will pop up in the recording timeline - you can click on that to find every pl...
'No Transport' Error w/ jQuery ajax call in IE
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I believe this is set by default now. For me the solution was an XDR request transport - see this popular answer: stackoverflow.com/a/10232313/217866
– jackocnr
Dec 17 '14 at 20:11
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Convert HTML + CSS to PDF [closed]
...tring length for which matching is done. Why this was introduced I don't know. The default value was chosen as 100,000. Why such a low value? Again, no idea.
A bug was raised against PHP 5.2.1 for this, which is still open almost two years later.
What's horrifying about this is that when the l...
How does the static modifier affect this code?
... all static variables are detected and initialized with default values.
So now the values are:
A obj=null
num1=0
num2=0
The second phase, execution, starts from top to bottom. In Java, the execution starts from the first static members.
Here your first static variable is static A obj = new A();, s...
FTP/SFTP access to an Amazon S3 Bucket [closed]
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Update
S3 now offers a fully-managed SFTP Gateway Service for S3 that integrates with IAM and can be administered using aws-cli.
There are theoretical and practical reasons why this isn't a perfect solution, but it does work...
You ca...