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Questio<em>nem>s every good .<em>Nem>ET developer should be able to a<em>nem>swer? [cl<em>osem>ed]
... I'd like to compile a list/catalog of good questio<em>nem>s, a ki<em>nem>d of mi<em>nem>imum st<em>a<em>nem>dem>ard to see if the applica<em>nem>ts are experie<em>nem>ced. So, my questio<em>nem> is:
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How do I get the object if it exists, or <em>Nem>o<em>nem>e if it does <em>nem>ot exist?
...go will raise the Does<em>Nem>otExist exceptio<em>nem> every time.
The idiomatic way to h<em>a<em>nem>dem>le this i<em>nem> pytho<em>nem> is to wrap it i<em>nem> a try catch:
try:
go = SomeModel.objects.get(foo='bar')
except SomeModel.Does<em>Nem>otExist:
go = <em>Nem>o<em>nem>e
What I did do, is to subclass models.Ma<em>nem>ager, create a safe_get like the code a...
Java: Static vs i<em>nem><em>nem>er class [duplicate]
What is the differe<em>nem>ce betwee<em>nem> static <em>a<em>nem>dem> <em>nem>o<em>nem>-static <em>nem>ested class?
8 A<em>nem>swers
8
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i<em>nem>dexOf method i<em>nem> a<em>nem> object array?
...ed every iteratio<em>nem> a<em>nem>ew. See also stackoverflow.com/questio<em>nem>s/5349425/… <em>a<em>nem>dem> stackoverflow.com/questio<em>nem>s/8452317/… However, if performa<em>nem>ce is <em>nem>ot high prio it does<em>nem>'t really matter.
– loother
Apr 20 '16 at 15:09
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Java Try Catch Fi<em>nem>ally blocks without Catch
I'm reviewi<em>nem>g some <em>nem>ew code. The program has a try <em>a<em>nem>dem> a fi<em>nem>ally block o<em>nem>ly. Si<em>nem>ce the catch block is excluded, how does the try block work if it e<em>nem>cou<em>nem>ters a<em>nem> exceptio<em>nem> or a<em>nem>ythi<em>nem>g throwable? Does it just go directly to the fi<em>nem>ally block?
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How to use GROUP_CO<em>Nem>CAT i<em>nem> a CO<em>Nem>CAT i<em>nem> MySQL
...ated) agai<em>nem>st a u<em>nem>ique[<em>Nem>ame,id]. The<em>nem> from obtai<em>nem>ed table we get all <em>nem>ames <em>a<em>nem>dem> values as a si<em>nem>gle value agai<em>nem>st each u<em>nem>ique id
See this explai<em>nem>ed here SQL Fiddle Demo (scroll dow<em>nem> as it has two result sets)
Edit There was a mistake i<em>nem> readi<em>nem>g questio<em>nem>, I had grouped o<em>nem>ly by id. But two group_co<em>nem>tac...
How do you use vim's quickfix feature?
I'm a pretty <em>nem>ew Vim user <em>a<em>nem>dem> I've fou<em>nem>d that its lear<em>nem>i<em>nem>g curve is quite steep (at least for me). I just i<em>nem>stalled this vim script for JavaScriptLi<em>nem>t error checki<em>nem>g, which shows errors i<em>nem> vim's quickfix wi<em>nem>dow o<em>nem>ce I save a buffer.
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Differe<em>nem>ce betwee<em>nem> BeautifulSoup <em>a<em>nem>dem> Scrapy crawler?
I wa<em>nem>t to make a website that shows the compariso<em>nem> betwee<em>nem> amazo<em>nem> <em>a<em>nem>dem> e-bay product price.
Which of these will work better <em>a<em>nem>dem> why? I am somewhat familiar with BeautifulSoup but <em>nem>ot so much with Scrapy crawler .
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MySQL show status - active or total co<em>nem><em>nem>ectio<em>nem>s?
...show status like 'Co<em>nem>%' it shows the <em>nem>umber of co<em>nem><em>nem>ectio<em>nem>s, which is 9972 <em>a<em>nem>dem> co<em>nem>sta<em>nem>tly growi<em>nem>g. Is this a<em>nem> active <em>nem>umber of co<em>nem><em>nem>ectio<em>nem>s or co<em>nem><em>nem>ectio<em>nem>s made i<em>nem> total?
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Git: “<em>Nem>ot curre<em>nem>tly o<em>nem> a<em>nem>y bra<em>nem>ch.” Is there a<em>nem> easy way to get back o<em>nem> a bra<em>nem>ch, while keepi<em>nem>g the
So I've do<em>nem>e some work i<em>nem> the rep<em>osem>itory <em>a<em>nem>dem> whe<em>nem> I'm about to commit I realize that I'm <em>nem>ot curre<em>nem>tly o<em>nem> a<em>nem>y bra<em>nem>ch.
9 A<em>nem>s...