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How to use the C socket API in C++ on z/OS
...d quite often that a feature that you want to use is guarded by a "feature test macro"
You should ask your friendly system programmer to install the XL C/C++ Run-Time Library Reference: Man Pages
on your system. Then you can do things like "man connect" to pull up the man page for the socket conn...
Split function equivalent in T-SQL?
...(@delimiter, @str, b+1) + LEN(@delimiter). The b+1 makes a big difference. Tested here with space as delimiter, didn't work without this fix.
– JwJosefy
Dec 19 '16 at 17:47
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Most efficient way to prepend a value to an array
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I have some fresh tests of different methods of prepending.
For small arrays (<1000 elems) the leader is for cycle coupled with a push method.
For huge arrays, Unshift method becomes the leader.
But this situation is actual only for Chrome...
Does python have a sorted list?
...ue using a regular list. You'd have to write your own efficient membership test that makes use of the queue's internal structure (that can be done in O(log n), I'd say...). There is one downside: extracting a sorted list has complexity O(n log n).
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How to manually expand a special variable (ex: ~ tilde) in bash
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export test="~root/a b"; echo ${~test}
– Gyscos
Jul 15 '15 at 17:49
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What is Activity.finish() method doing exactly?
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I tested again, and found that onPause(), onStop() and onDestroy() will all be called in order after you call finish().
– Sam003
Jul 13 '15 at 23:55
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Checking if sys.argv[x] is defined
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In the end, the difference between try, except and testing len(sys.argv) isn't all that significant. They're both a bit hackish compared to argparse.
This occurs to me, though -- as a sort of low-budget argparse:
arg_names = ['command', 'x', 'y', 'operation', 'option']
args...
How to decide when to use Node.js?
...velopment. Some libraries for older frameworks have undergone a decade of testing and bugfixing, and are very stable by now. Npmjs.org has no mechanism to rate packages, which has lead to a proliferation of packages doing more or less the same thing, out of which a large percentage are no longer ma...
How to create PDFs in an Android app? [closed]
...vertion of an arbitrary HTML to PDF with non-english letters in Android. I test it for russian unicode letters.
We use three libraries:
(1) Jsoup (jsoup-1.7.3.jar) for a convertion from HTML to XHTML,
(2) iTextPDF (itextpdf-5.5.0.jar),
(3) XMLWorker (xmlworker-5.5.1.jar).
public boolean crea...
How do I diff the same file between two different commits on the same branch?
... are in your project root folder
$git difftool HEAD:src/main/java/com.xyz.test/MyApp.java HEAD^:src/main/java/com.xyz.test/MyApp.java
You should have the following entries in your ~/.gitconfig or in project/.git/config file. Install the p4merge [This is my preferred diff and merge tool]
[merge]
...