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What is the difference between CHARACTER VARYING and VARCHAR in PostgreSQL?
...with the documentation and agree with Charles here, given that varchar(n), etc. are the ANSI standards and this syntax is peculiar to PostgreSQL.
– BobRodes
Jun 10 at 3:00
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How to set xlim and ylim for a subplot in matplotlib [duplicate]
...ference to the axes object you can plot directly to it, change its limits, etc.
import matplotlib.pyplot as plt
ax1 = plt.subplot(131)
ax1.scatter([1, 2], [3, 4])
ax1.set_xlim([0, 5])
ax1.set_ylim([0, 5])
ax2 = plt.subplot(132)
ax2.scatter([1, 2],[3, 4])
ax2.set_xlim([0, 5])
ax2.set_ylim([0, 5])...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...rs to the user’s action, such as touching the screen, clicking a button, etc. Event handling is becoming an important concept, as mobile and web platforms become popular, but it is usually taught late in the CS curriculum. Also, it is hard to handle simple events like button clicking in some compu...
Git commits are duplicated in the same branch after doing a rebase
...roceed to change (reword commit messages, reorder commits, squash commits, etc.)
Let's better understand what happened—here is an example:
You have a repository:
2a2e220 (HEAD, master) C5
ab1bda4 C4
3cb46a9 C3
85f59ab C2
4516164 C1
0e783a3 C0
You then proceed to change commits.
git rebase...
Difference between exit() and sys.exit() in Python
...xit, which exits without calling cleanup handlers, flushing stdio buffers, etc. (and which should normally only be used in the child process after a fork()).
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Difference between datetime and timestamp in sqlserver? [duplicate]
... type which handles dates and times, and can be client-specified on insert etc.
1 Assuming you use it properly, of course. See comments.
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How can I get the current date and time in the terminal and set a custom command in the terminal for
...uestion were about getting current date and time on Linux using Java, C++, etc., then it would be more appropriate for SO.
– Jeutnarg
Feb 24 '16 at 17:38
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How do cache lines work?
... a rule of thumb, if the processor can't forecast a memory access (and prefetch it), the retrieval process can take ~90 nanoseconds, or ~250 clock cycles (from the CPU knowing the address to the CPU receiving data).
By contrast, a hit in L1 cache has a load-use latency of 3 or 4 cycles, and a store...
Best C++ Code Formatter/Beautifier
...th gcc -E, resulting in very long lines of nested for loops, if statements etc. Astyle fixed that to be readable, saving us a lot of trouble. Astyle has a permanent place on my software toolshelf!
– DarenW
Aug 10 '10 at 17:33
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Content-Disposition:What are the differences between “inline” and “attachment”?
...e worth mentioning that inline will try to open Office Documents (xls, doc etc) directly from the server, which might lead to a User Credentials Prompt.
see this link:
http://forums.asp.net/t/1885657.aspx/1?Access+the+SSRS+Report+in+excel+format+on+server
somebody tried to deliver an Excel Report...