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Test if executable exists in Python?
... search for set in %PATHEXT%. That's not great, but it might work for the all the cases someone needs.
– rakslice
Oct 3 '13 at 0:42
...
Capturing “Delete” Keypress with jQuery
...ntable) characters. keydown is handled at a lower level so it will capture all nonprinting keys like delete and enter.
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JavaScript: How to find out if the user browser is Chrome?
...perties for the 'window object'. When you collapse the object you can view all the properties, including the 'chrome' property.
You can't use strictly equals true anymore to check in IE for window.chrome. IE used to return undefined, now it returns true. But guess what, IE11 now returns undefined ...
Encoding Javascript Object to Json string
...e looking for.
var json = JSON.stringify(new_tweets);
You can also do it all at once:
var new_tweets = {
k: {
tweet_id: 98745521,
user_id: 54875,
data: {
in_reply_to_screen_name: 'other_user',
text: 'tweet_text'
}
}
}
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Defining static const integer members in class definition
My understanding is that C++ allows static const members to be defined inside a class so long as it's an integer type.
7 An...
Why are C++ inline functions in the header?
...ne the function.
Whether you should declare a function inline or not is usually a choice that you should make based on which version of the one definition rules it makes most sense for you to follow; adding inline and then being restricted by the subsequent constraints makes little sense.
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I want to remove double quotes from a String
...(/['"]+/g, ''));
That should do the trick... (if your goal is to replace all double quotes).
Here's how it works:
['"] is a character class, matches both single and double quotes. you can replace this with " to only match double quotes.
+: one or more quotes, chars, as defined by the preceding ...
Sell me on const correctness
...ll, using const is good practice because...
It protects you from accidentally changing variables that aren't intended be changed,
It protects you from making accidental variable assignments, and
The compiler can optimize it. For instance, you are protected from
if( x = y ) // whoops, meant if(...
How to cast List to List
... No, it isn't. You would circumvent type safety if the above was allowed. Note that casting does not mean create a new list and copy over the items. It means handle the single instance as a different type, and thus you would have a list that contains potentially non-Customer objects with a...
Xcode “Build and Archive” from command line
...ign "${DEVELOPER_NAME}" \
--embed "${PROVISONING_PROFILE}"
You will find all the details in the article. If you have any questions dont hesitate to ask.
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