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How to delete a certain row from mysql table with same column values?
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This only deletes one row. If there were 3 with this user and product id then 2 would remain.
– Rob
Aug 22 '13 at 10:48
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How can I multiply and divide using only bit shifting and adding?
How can I multiply and divide using only bit shifting and adding?
14 Answers
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lose vim colorscheme in tmux mode
...have set in vim does not show up. Only the color scheme I've set in iterm. If I run vim from shell the colorscheme appears correct - its only when I'm in tmux mode.
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Segmentation fault on large array sizes
...here. The array is too big to fit in your program's stack address space.
If you allocate the array on the heap you should be fine, assuming your machine has enough memory.
int* array = new int[1000000];
But remember that this will require you to delete[] the array. A better solution would be to...
Convert Pixels to Points
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There are 72 points per inch; if it is sufficient to assume 96 pixels per inch, the formula is rather simple:
points = pixels * 72 / 96
There is a way to get the configured pixels per inch of your display in Windows using GetDeviceCaps. Microsoft has a...
How to check version of python modules?
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print(contruct.__version__) if using Python 3.*
– jacanterbury
Nov 5 '18 at 16:19
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Correct way to write line to file?
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@HorseSMith: I see. Hopefully my most recent edit clarifies my intent. Feel free to edit my answers if they are "rather useless and misleading".
– Johnsyweb
Dec 3 '14 at 9:57
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Postgresql SELECT if string contains
...CT id FROM TAG_TABLE WHERE 'aaaaaaaa' ~ tag_name;
Worth reading through Difference between LIKE and ~ in Postgres to understand the difference.
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How to get the pure text without HTML element using JavaScript?
...u need, you can use either element.innerText or element.textContent. They differ in many ways. innerText tries to approximate what would happen if you would select what you see (rendered html) and copy it to the clipboard, while textContent sort of just strips the html tags and gives you what's left...
How to add a Timeout to Console.ReadLine()?
...pp in which I want to give the user x seconds to respond to the prompt. If no input is made after a certain period of time, program logic should continue. We assume a timeout means empty response.
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