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Detecting superfluous #includes in C/C++?
...actored and it's very possible that there are quite a few #includes that don't need to be there and anymore. Leaving them there only prolong the compile time and adds unnecessary compilation dependencies. Trying to figure out which are still needed can be quite tedious.
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Parsing JSON from XmlHttpRequest.responseJSON
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New ways I: fetch
TL;DR I'd recommend this way as long as you don't have to send synchronous requests or support old browsers.
A long as your request is asynchronous you can use the Fetch API to send HTTP requests. The fetch API works with promises, which is a nice way to handle asynch...
Difference between jQuery `click`, `bind`, `live`, `delegate`, `trigger` and `on` functions (with an
I have read the documentation of each function on jQuery official website , but there is no such comparison listings between below functions:
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Select distinct using linq [duplicate]
...he IEnumerable rather than IList as the Linq above is lazily evaluated: it doesn't actually do all of the work until the enumerable is iterated. When you call ToList it actually walks the entire enumerable forcing all of the work to be done up front. (And may take a little while if your enumerable i...
Is there an Eclipse plugin to run system shell in the Console? [closed]
Do you know of any Eclipse plugin to run a system shell in the included console?
It would be awesome. Dolphin, KDE's file navigator, has this feature, you can press F4 and a console shows located on the directory you are standing.
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Constantly print Subprocess output while process is running
...x
import subprocess
def execute(cmd):
popen = subprocess.Popen(cmd, stdout=subprocess.PIPE, universal_newlines=True)
for stdout_line in iter(popen.stdout.readline, ""):
yield stdout_line
popen.stdout.close()
return_code = popen.wait()
if return_code:
raise subpr...
Android SQLite DB When to Close
...iteOpenHelper in every thread you are safe.
From isDbLockedByCurrentThread documentation:
The name of this method comes from a time when having an active
connection to the database meant that the thread was holding an actual
lock on the database. Nowadays, there is no longer a true "database...
Conditionally ignoring tests in JUnit 4
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The JUnit way is to do this at run-time is org.junit.Assume.
@Before
public void beforeMethod() {
org.junit.Assume.assumeTrue(someCondition());
// rest of setup.
}
You can do it in a @Before method or in the test itself, but not ...
What's the difference between NOT EXISTS vs. NOT IN vs. LEFT JOIN WHERE IS NULL?
It seems to me that you can do the same thing in a SQL query using either NOT EXISTS, NOT IN, or LEFT JOIN WHERE IS NULL. For example:
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NumPy: function for simultaneous max() and min()
numpy.amax() will find the max value in an array, and numpy.amin() does the same for the min value. If I want to find both max and min, I have to call both functions, which requires passing over the (very big) array twice, which seems slow.
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