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How to redirect output with subprocess in Python?
...dows then drop shlex.split(), drop shell=True, drop >file, drop open(), etc and use stdout=PIPE, Timer(1, proc.terminate).start(); output = proc.communicate()[0] instead. Here's complete example. More solutions: Stop reading process output in Python without hang? Note: there is no requirement in ...
What is the best way to create constants in Objective-C
...stants. Things like serial identifier numbers, bit-masks, four-byte codes, etc.
For those purposes, enum is great and you absolutely should use it. (Even better, use the NS_ENUM and NS_OPTIONS macros.) For other things, you must use something else; enum does not do anything but integers.
And other...
Difference between a Seq and a List in Scala
...ns.unmodifiableList() and similarly there are other methods for Sets, Maps etc. docs.oracle.com/javase/6/docs/api/java/util/…
– jbx
Nov 14 '13 at 16:16
27
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Understanding $.proxy() in jQuery
...ary because this is about Context in ECMAScript, the this context variable etc.)
There are three different types of "Contexts" in ECMA-/Javascript:
The global context
Function context
eval context
Every code is executed in its execution context. There is one global context and there can be many...
How do I create a parameterized SQL query? Why Should I?
...en you can turn off permissions for SELECT, UPDATE, ALTER, CREATE, DELETE, etc (just about everything but EXEC) for the application user account and get some protection that way.
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Python: Tuples/dictionaries as keys, select, sort
... 'blue'])
for k in blue_fruit:
print k[0], data[k] # prints 'banana 24', etc
Sorting works because tuples have natural ordering if their components have natural ordering.
With keys as rather full-fledged objects, you just filter by k.color == 'blue'.
You can't really use dicts as keys, but yo...
Returning a C string from a function
...herently understood by the language itself. Other languages (Java, Pascal, etc.) use different methodologies to understand "my string".
If you ever use the Windows API (which is in C++), you'll see quite regularly function parameters like: "LPCSTR lpszName". The 'sz' part represents this notion of ...
Differences between dependencyManagement and dependencies in Maven
...ment does is simply move your dependency definitions (version, exclusions, etc) up to the parent pom, then in the child poms you just have to put the groupId and artifactId. That's it (except for parent pom chaining and the like, but that's not really complicated either - dependencyManagement wins o...
Simple tool to 'accept theirs' or 'accept mine' on a whole file using git
... @Santhos: the -- is used by Git to separate revisions (branch names etc.) from path names (filenames, directories). It is important if Git cannot decide if a name is the name of branch or the name of file. This follows POSIX (or GNU) convention of using double dash to separate options from ...
Java `final` method: what does it promise?
...ity and Contract -- Objects are composed of primitives (int, char, double, etc.) and/or other Objects. Not all operations applicable to those components should be applicable or even logical when they are used in the bigger Object. Methods with the final modifier can be used to ensure that. The Count...