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How to compare a local git branch with its remote branch?
...just missing a little part. Change the line to git diff @ @{upstream}. The extra @ is HEAD, which is where you are now, so you are comparing HEAD with the upstream your branch is tracking. You can use @{push} instead of upstream to get diff between the branch you are set to push to
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How can I check if a URL exists via PHP?
...hp there are a few things to pay attention to:
Is the url itself valid (a string, not empty, good syntax), this is quick to check server side.
Waiting for a response might take time and block code execution.
Not all headers returned by get_headers() are well formed.
Use curl (if you can).
Prevent f...
Is the SQL WHERE clause short-circuit evaluated?
...ltiple tables, or preferably a view.
Very handy, not entirely sure of the extra work that it gives to the db engine.
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Determine which element the mouse pointer is on top of in JavaScript
...gler may not asking exactly the same question:), hope it will provide some extra input.
There are actually two different approaches to get a list of all elements the mouse is currently over (for newer browsers, perhaps):
The "structural" approach - Ascending DOM tree
As in dherman's answer, one can ...
How to override the copy/deepcopy operations for a Python object?
...nd its copy.
obj is some object
shared_attribute_names: A list of strings identifying the attributes that
should be shared between the original and its copy.
memo is the dictionary passed into __deepcopy__. Ignore this argument if
not calling from within __deepcopy__.
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how to set radio option checked onload with jQuery
...roperties" section here: api.jquery.com/prop. Also there's no need for the extra filter, you can just combine the 2 selectors e.g. $("input[name=gender][value=Male]").prop("checked", true);
– jackocnr
Apr 2 '14 at 21:56
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Python Progress Bar
...ork with any iterable? I've had trouble getting it to work with a list of strings.
– Josh Usre
Jan 12 '16 at 21:47
3
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Truststore and Keystore Definitions
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It is worth mentioning that KeyStore.load(InputStream is, char[] password) (docs) can take a null password and it then will give access to public certificates. That is, the code that wants to browse a truststore does not need to know it password (for very good reasons!)
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How to add -Xlint:unchecked to my Android Gradle based project?
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I think it is better to add it to "build-extras.gradle" instead of "build.gradle".
– Maxim
Feb 11 '17 at 23:14
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Get the name of the currently executing method
...ns a symbol – for example, :test_method. To return the method name as a string, call __method__.to_s instead.
Note: This requires Ruby 1.8.7.
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