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Regular expression to allow spaces between words
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tl;dr
Just add a space in your character class.
^[a-zA-Z0-9_ ]*$
Now, if you want to be strict...
The above isn't exactly correct. Due to the fact that * means zero or more, it would match all of the following cases that one would not usually mean to match:
An empty str...
App Inventor 2 蓝牙发送十六进制字节方案：文本转Hex字节详解 - App应用开...
...题描述用户在文本框输入"ABCD"，想通过蓝牙发送 0xAB 0xCD 两个字节，而不是四个ASCII字符（0x41 0x42 0x43 0x44）。
每两个字符代表一个十六进制字节，需要将字符对解析为实际的字节值。
问题本质输入期望发送实际发送（...
Get first day of week in SQL Server
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150
To answer why you're getting a Monday and not a Sunday:
You're adding a number of weeks to the ...
NULL vs nil in Objective-C
...ter), so you'd definitely use NULL (which is sometimes declared as (void *)0) rather than nil (which is of type id).
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Design patterns or best practices for shell scripts [closed]
...-s bash -o c:d:: --long config_file:,debug_level:: -- "$@"`
if test $? != 0
then
echo "unrecognized option"
exit 1
fi
eval set -- "$getopt_results"
while true
do
case "$1" in
--config_file)
CommandLineOptions__config_file="$2";
shift 2;
;;
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How can I make a JUnit Test wait?
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How about Thread.sleep(2000); ? :)
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What is the use for Task.FromResult in C#
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answered Oct 31 '13 at 0:40
Stephen ClearyStephen Cleary
349k6363 gold badges575575 silver badges699699 bronze badges
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Which HTML5 reset CSS do you use and why? [closed]
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40
Real talk: Despite the markdowns kaikai is right, you only need to reset *padding & margin t...
How do I get the localhost name in PowerShell?
... I get the localhost (machine) name in PowerShell? I am using PowerShell 1.0.
7 Answers
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“Templates can be used only with field access, property access, single-dimension array index, or sin
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101
I had the same problem with something like
@foreach (var item in Model)
{
@Html.DisplayFo...