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Java 8: Lambda-Streams, Filter by Method with Exception
...ow my chair out the window. "What? Where did that checked exception leak from?" This is the first legit use case for sneaky throw I have seen yet. As a programmer you have to be vigilant about indicating sneaky throw is possible. Maybe better is just to create another stream interface/impl that...
How do I speed up the gwt compiler?
... GWT will use the default locale, this shaves off some additional overhead from compile time.
Bottom line: you're not going to get order-of-magnitude increase in compiler performance, but taking several relaxations, you can shave off a few minutes here and there.
...
Is C++ context-free or context-sensitive?
...iguation rules (6.8, 7.1, 10.2) must be applied to distinguish expressions from declarations. Further, access control, ambiguity, and type rules must be used to weed out syntactically valid but meaningless constructs.
Finally, here's the promised program. Line 21 is syntactically correct if and on...
How do I convert Word files to PDF programmatically? [closed]
...am((byte[])(bits)))
{
var image = System.Drawing.Image.FromStream(ms);
var pngTarget = Path.ChangeExtension(target, "png");
image.Save(pngTarget, System.Drawing.Imaging.ImageFormat.Png);
}
}
catch (System.Exception ex)
{
Message...
What's the use of session.flush() in Hibernate
... after doing flush and before doing commit, if you access DB directly (say from SQL prompt) and check the modified rows, you will NOT see the changes.
This is same as opening 2 SQL command sessions. And changes done in 1 session are not visible to others until committed.
...
get and set in TypeScript
...tion for the TypeScriptCompile build tool. You can see that here:
As @DanFromGermany suggests below, if your are simply reading and writing a local property like foo.bar = true, then having a setter and getter pair is overkill. You can always add them later if you need to do something, like loggi...
Python List vs. Array - when to use?
...s doubled when it runs out of space. Inserting an element into or removing from the middle of a Python list takes O(n) time because elements need to be shifted. For reference, see: wiki.python.org/moin/TimeComplexity
– geofflee
Nov 5 '17 at 1:17
...
How can I get file extensions with JavaScript?
...of a trick here).
String.prototype.slice extracts the part of the filename from the position that was calculated as described. If the position number is more than the length of the string method returns "".
If you want more clear solution which will work in the same way (plus with extra support ...
Turn a string into a valid filename?
...
You can look at the Django framework for how they create a "slug" from arbitrary text. A slug is URL- and filename- friendly.
The Django text utils define a function, slugify(), that's probably the gold standard for this kind of thing. Essentially, their code is the following.
def slugi...
How can I change the color of a Google Maps marker?
...aps API to build a map full of markers, but I want one marker to stand out from the others. The simplest thing to do, I think, would be to change the color of the marker to blue, instead of red. Is this a simple thing to do or do I have to create a whole new icon somehow? If I do have to create a ne...