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Why is semicolon allowed in this python snippet?
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I see, thank you for sharing! This just solved exactly my problem, where semicolon can prevent repr by matplotlib in ipython notebook
– Napitupulu Jon
Mar 17 '15 at 9:12
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Can't get rid of header X-Powered-By:Express
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Sometimes answers at the top don't work. This is my case. I have Express 4.17.1 and no one answer doesn't work. So I invented my own solution:
let app = express();
app.use((req, res, next) => {
const send = res.send;
res.send = (data) => {
res.removeHeader('...
Best Timer for using in a Windows service
...defend M.R. a little bit. I have several critical applications running in my company that are windows console apps. I have used Windows Task Scheduler for running all of them. On at least 5 occasions now, we have had a problem where the Scheduler Service "got confused" somehow. Tasks didn't execu...
Difference between wait() and sleep()
...timeslices to processes and threads.
sleep(n) says “I’m done with my timeslice, and please don’t give me
another one for at least n milliseconds.” The OS doesn’t even try to
schedule the sleeping thread until requested time has passed.
yield() says “I’m done with my times...
Sequence contains no elements?
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This fixed my problem. Thanks for the link!
– CountMurphy
Jan 5 '12 at 21:41
5
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Understanding the meaning of the term and the concept - RAII (Resource Acquisition is Initialization
...programmer might not even be aware of. Here are a few examples beyond the "my local variables will be destroyed whenever I return".
Let us start with an overly simplistic FileHandle class employing RAII:
class FileHandle
{
FILE* file;
public:
explicit FileHandle(const char* name)
{
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What is this 'Lambda' everyone keeps speaking of?
...ut closures. Closures is what makes the concept of lambdas so powerful. In my memoization example I have used closures to create a closure around the store param. This way, I have access to that param even after the memoize function has returned its result (a lambda).
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Set CSS property in Javascript?
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@Sime - My quotes aren't inconsistent. I always use double quotes for JS as that's the standard at work. Anyway, the first line had single quotes as I copied it from the OPs question. Corrected now anyway.
– djd...
Passing arguments to “make run”
... cheers John and calmh, I went back and saw that the suggestion came from my copy of the first edition OReilly book "Managing Projects with Make". The author states the rule about archive substitution using ()'s and macros able to do both but suggests using {}'s to distinguish. But.... The new ed...
Wait one second in running program
İ want to wait one second before printing my grid cells with this code, but it isn't working. What can i do?
10 Answers
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