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How do I convert a decimal to an int in C#?
... Be careful, because Convert.ToInt32 and Decimal.ToInt32 behave differently. From MSDN: Decimal.ToInt32 - The return value is the integral part of the decimal value; fractional digits are truncated. Convert.ToInt32 - Return value rounded to the nearest 32-bit signed integer. If value is ha...
How to check if a string array contains one string in JavaScript? [duplicate]
...st this string against the array values and apply a condition the result - if the array contains the string do "A", else do "B".
...
Finding what branch a Git commit came from
...hich have the given commit in their history. Obviously this is less useful if the commit's already been merged.
Search the reflogs
If you are working in the repository in which the commit was made, you can search the reflogs for the line for that commit. Reflogs older than 90 days are pruned by gi...
How can I do something like a FlowLayout in Android?
...
If you watch the talk I gave at the Devoxx University day (available on parleys.com) you will learn how to do it yourself. During the talk I wrote a FlowLayout implementation live on stage to show how simple it is to write cu...
How to find NSDocumentDirectory in Swift?
...them out for functions anyway. They are used primarily in methods.
Also, Swift is strongly typed, so you shouldn't just use 0. Use the enum's value instead.
And finally, it returns an array, not just a single path.
So that leaves us with (updated for Swift 2.0):
let documentsPath = NSSearchPathFo...
How to read from a file or STDIN in Bash?
...
The following solution reads from a file if the script is called
with a file name as the first parameter $1 otherwise from standard input.
while read line
do
echo "$line"
done < "${1:-/dev/stdin}"
The substitution ${1:-...} takes $1 if defined otherwise
...
jQuery `.is(“:visible”)` not working in Chrome
... or "inline-block" to make it work.
Also note that jQuery has a somewhat different definition of what is visible than many developers:
Elements are considered visible if they consume space in the document.
Visible elements have a width or height that is greater than zero.
In other words, an...
How can I get the external SD card path for Android 4.0+?
...al String[] lines = s.split("\n");
for (String line : lines) {
if (!line.toLowerCase(Locale.US).contains("asec")) {
if (line.matches(reg)) {
String[] parts = line.split(" ");
for (String part : parts) {
if (part.startsWith("...
How to check if a String is numeric in Java
How would you check if a String was a number before parsing it?
39 Answers
39
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布局列表框循序渐进：从商品清单到购物车和网络分页 · App Inventor 2 中文网
...= not (复选框_现货.Checked) or dictLookup(商品, "stock", 0) > 0
if 命中 and 满足库存 { listAdd(行列表, 商品行(商品)) }
}
布局列表框_商品.Data = 行列表
标签_状态.Text = join("找到 ", length(行列表), " 件商品")
}
when Screen1.Initialize() { 筛选...