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Collection was modified; enumeration operation may not execute
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Is that a complete example? I have a class (_dictionary obj below) that contains a generic Dictionary<string,int> named MarkerFrequencies, but doing this didn't instantly solve the crash: lock (_dictionary.MarkerFrequencies) { foreach (KeyValuePair<string, int...
C++/COM VARIANT实现二维数组 - C/C++ - 清泛网 - 专注C/C++及内核技术
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使用SAFEARRAR实现二维数组的源代码如下：
VARTYPE vt = VT_I4; /*数组元素的类型，long*/
SAFEARRAYBOUND sab[2]; /*用于定义数组的维数和下标的起始值*/
sab[0].cElements = 2;
sab[0].lLbound = 0;
sab[1].cElements = 2;
sab[1].lLbou...
Difference between app.all('*') and app.use('/')
...r instance: header, cookies, sessions, etc.
must be written before app[http_method] otherwise there will be not executed.
several calls are processed in the order of writing
app.all:
(like app[http_method]) is used for configuring routes' controllers
"all" means it applies on all http methods.
s...
Stack vs heap allocation of structs in Go, and how they relate to garbage collection
...cloudimmunity.com/gotchas-and-common-mistakes-in-go-golang/index.html#stack_heap_vars
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Initialise a list to a specific length in Python [duplicate]
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or [{} for _ in range(10)] to avoid lint warnings
– Martin Konecny
May 3 '13 at 1:22
7
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Export and Import all MySQL databases at one time
...zgür from the mysqldump man page: "mysqldump does not dump the INFORMATION_SCHEMA or performance_schema database by default. To dump either of these, name it explicitly on the command line and also use the --skip-lock-tables option."
– mmalone
Sep 23 '15 at 23...
Why hasn't functional programming taken over yet?
... answered May 14 '10 at 16:34
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Android: install .apk programmatically [duplicate]
...setData(Uri) and setType(String).
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setDataAndType(Uri.fromFile(new File(Environment.getExternalStorageDirectory() + "/download/" + "app.apk")), "application/vnd.android.package-archive");
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
startActi...
How to ignore certain files in Git
...res just files that weren't tracked before (by git add). Run git reset name_of_file to unstage the file and keep it. In case you want to also remove the given file from the repository (after pushing), use git rm --cached name_of_file.
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CSV file written with Python has blank lines between each row
...his code reads thefile.csv , makes changes, and writes results to thefile_subset1 .
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