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Why can't I see the “Report Data” window when creating reports?
...wered Dec 6 '11 at 19:31
matthew_360matthew_360
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How to sign an android apk file
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Did you read the manual? -alias <alias_name> An alias for the key. Only the first 8 characters of the alias are used. It's just an alias. A name, if you will. i'd suggest "firstkey" :-)
– Nanne
Jan 31 '11 at 16:29
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How to prevent a background process from being stopped after closing SSH client in Linux
... between you and the process.
Create as coproc.sh:
#!/bin/bash
IFS=
run_in_coproc () {
echo "coproc[$1] -> main"
read -r; echo $REPLY
}
# dynamic-coprocess-generator. nice.
_coproc () {
local i o e n=${1//[^A-Za-z0-9_]}; shift
exec {i}<> <(:) {o}<> >(:) {e}&...
There is no ViewData item of type 'IEnumerable' that has the key 'xxx'
...ntains a SelectList with the same name as your DropDownList i.e. "submarket_0", the Html helper will automatically populate your DropDownList with that data if you don't specify the 2nd parameter which in this case is the source SelectList.
What happened with my error was:
Because the table contai...
How to map and remove nil values in Ruby
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Ruby 2.7+
There is now!
Ruby 2.7 is introducing filter_map for this exact purpose. It's idiomatic and performant, and I'd expect it to become the norm very soon.
For example:
numbers = [1, 2, 5, 8, 10, 13]
enum.filter_map { |i| i * 2 if i.even? }
# => [4, 16, 20]
In your ...
Java 8: performance of Streams vs Collections
...fects on your results. So, I increased your task 10 times
int max = 10_000_000;
and ran your benchmark. My results:
Collections: Elapsed time: 8592999350 ns (8.592999 seconds)
Streams: Elapsed time: 2068208058 ns (2.068208 seconds)
Parallel streams: Elapsed time: 7186967071 ns (7...
一分钟明白 VS manifest 原理 - C/C++ - 清泛网 - 专注C/C++及内核技术
...件中，assembly的版本信息被指明了。如crtassem.h中
#ifndef _CRT_ASSEMBLY_VERSION
#define _CRT_ASSEMBLY_VERSION "8.0.50608.0"
#endif
可以修改8.0.50608.0为8.0.50727.42以产生你想要的manifest信息。
若我想将我的程序发布为独立程序集（isolated application)...
Django templates: verbose version of a choice
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In Django templates you can use the "get_FOO_display()" method, that will return the readable alias for the field, where 'FOO' is the name of the field.
Note: in case the standard FormPreview templates are not using it, then you can always provide your own templat...
What is the performance cost of having a virtual method in a C++ class?
... be non-virtual is an abominable policy.
– underscore_d
May 20 '17 at 19:34
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How do I set the figure title and axes labels font size in Matplotlib?
... @AlexanderMcFarlane. I ran python -c 'import matplotlib as mpl; print(mpl.__version__); print("figure.titlesize" in mpl.rcParams.keys())'. Result is 1.5.1, True. 1) What version of matplotlib are you using? What version of Python? 2) Could it be a bug where for some reason it accepts str but not un...