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Creating a BLOB from a Base64 string in JavaScript
...the byteCharacters in smaller slices, rather than all at once. In my rough testing 512 bytes seems to be a good slice size. This gives us the following function.
const b64toBlob = (b64Data, contentType='', sliceSize=512) => {
const byteCharacters = atob(b64Data);
const byteArrays = [];
fo...
Write to .txt file?
...
FILE *fp;
char* str = "string";
int x = 10;
fp=fopen("test.txt", "w");
if(fp == NULL)
exit(-1);
fprintf(fp, "This is a string which is written to a file\n");
fprintf(fp, "The string has %d words and keyword %s\n", x, str);
fclose(fp);
...
How to change the name of an iOS app?
...eps:
Note: In this example I'll change a hypothetical "Sample" name to a "Test" one.
Click twice slowly on the project root in the project navigator and then it becomes editable.
Rename the project.
After pressing 'ENTER' the assistant will suggest you to automatically change all project-na...
Git hook to send email notification on repo changes
...e checkbox Active
8) Click on Update Settings
Optional: You can click on Test Hook for testing, check your inbox you should receive email.
Also there are images made according to the process:
And now for the grand final I have the answer which is tested and approved at my side.
How to s...
How to deal with INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES without uninstall?
...
I ran into this while testing on a new Xoom. I had previously installed my app from the Marketplace. Later while trying to test a new version of the app I ran into this error.
I fixed it by removing the app that was installed via Marketplace (jus...
Structure padding and packing
... 2 structs could be used by non-struct variables that could fit in.
e.g in test_struct_address() below, the variable x resides between adjacent struct g and h.
No matter whether x is declared, h's address won't change, x just reused the empty space that g wasted.
Similar case for y.
Example
(fo...
Java FileOutputStream Create File if not exists
...oc), but it will create it if it can. To be sure you probably should first test that the file exists before you create the FileOutputStream (and create with createNewFile() if it doesn't):
File yourFile = new File("score.txt");
yourFile.createNewFile(); // if file already exists will do nothing
Fi...
Best practices to test protected methods with PHPUnit
I found the discussion on Do you test private method informative.
8 Answers
8
...
Conventions for exceptions or error codes
...on what you measure and how you measure. It's pretty easy to come up with tests that show exception-based APIs can be far faster.
– Mooing Duck
Jan 30 '14 at 0:04
1
...
How to check whether a given string is valid JSON in Java
...atch the exception:
import org.json.*;
public boolean isJSONValid(String test) {
try {
new JSONObject(test);
} catch (JSONException ex) {
// edited, to include @Arthur's comment
// e.g. in case JSONArray is valid as well...
try {
new JSONArray(te...