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How did I get a value larger than 8 bits in size from an 8-bit integer?
....
For some very odd reason, the -- operator happens to be the culprit.
I tested the code posted on Ideone and replaced c-- with c = c - 1 and the values remained within the range [-128 ... 127]:
c: -123
c: -124
c: -125
c: -126
c: -127
c: -128 // about to overflow
c: 127 // woop
c: 126
c: 125
c: ...
How to delete a word and go into insert mode in Vim?
... expression, and b is what you will replace all matches of a with. You can test regexes with vim's / mode. Replace % with a line number or range if you don't want to substitute on all lines.
– Braden Best
Aug 21 '14 at 18:11
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Cross field validation with Hibernate Validator (JSR 303)
... to create an annotation and a validator every time I have a novel type of test to perform.
– user41871
Apr 6 '11 at 7:30
4
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Web-scraping JavaScript page with Python
...head>
<meta charset="utf-8">
<title>Javascript scraping test</title>
</head>
<body>
<p id='intro-text'>No javascript support</p>
<script>
document.getElementById('intro-text').innerHTML = 'Yay! Supports javascript';
</script>
&...
maven-dependency-plugin (goals “copy-dependencies”, “unpack”) is not supported by m2e
...e it. You have to enclose your <plugins> in <pluginManagement> tested with Eclipse Indigo SR1, maven 2.2.1
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Remove/Add Line Breaks after Specific String using Sublime Text
...Command+G > ESC > Right Arrow > line break
and Windows/Linux (untested):
Control+F > type string > Alt+F3 > ESC > Right Arrow > line break
The important part being Control+Command+G to select all matches.
Once you've selected the text you're looking for, you can use ...
Why is early return slower than else?
... the only difference is the name of the function. In particular the timing test does a lookup on the global name. Try renaming without_else() and the difference disappears:
>>> def no_else(param=False):
if param:
return 1
return 0
>>> T(lambda : no_else()).repeat(...
correct way to use super (argument passing)
So I was following Python's Super Considered Harmful , and went to test out his examples.
3 Answers
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Cannot truncate table because it is being referenced by a FOREIGN KEY constraint?
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This is great for when you are done testing a schema
– ohmusama
Jan 13 '17 at 22:10
3
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Is leaked memory freed up when the program exits?
...memory leaks.
You can easily create a huge loop of memory leaks though to test it out yourself. Watch your RAM usage grow and then close your program. You will see that the RAM usage goes back down.
Another consideration when using C++ is that if you aren't deleting your heap allocated memory ...